In a time exposure a group prays at the National Shrine of St. Katharine Drexel Thursday, December 28, 2017 in Bensalem, Pennsylvania. Drexel was an American heiress who dedicating herself to work among the American Indians and African-Americans in the western and southwestern United States. She was canonized a saint by the Roman Catholic Church in 2000. (Photo by William Thomas Cain/Cain Images)

People pray in the chapel at the National Shrine of St. Katharine Drexel Thursday, December 28, 2017 in Bensalem, Pennsylvania. Drexel was an American heiress who dedicating herself to work among the American Indians and African-Americans in the western and southwestern United States. She was canonized a saint by the Roman Catholic Church in 2000. (Photo by William Thomas Cain/Cain Images)

A group prays at the National Shrine of St. Katharine Drexel Thursday, December 28, 2017 in Bensalem, Pennsylvania. Drexel was an American heiress who dedicating herself to work among the American Indians and African-Americans in the western and southwestern United States. She was canonized a saint by the Roman Catholic Church in 2000. (Photo by William Thomas Cain/Cain Images)

People pray in the chapel at the National Shrine of St. Katharine Drexel Thursday, December 28, 2017 in Bensalem, Pennsylvania. Drexel was an American heiress who dedicating herself to work among the American Indians and African-Americans in the western and southwestern United States. She was canonized a saint by the Roman Catholic Church in 2000. (Photo by William Thomas Cain/Cain Images)

People pray at the National Shrine of St. Katharine Drexel Thursday, December 28, 2017 in Bensalem, Pennsylvania. Drexel was an American heiress who dedicating herself to work among the American Indians and African-Americans in the western and southwestern United States. She was canonized a saint by the Roman Catholic Church in 2000. (Photo by William Thomas Cain/Cain Images)

People exit the chapel above the tomb of St. Katharine Drexel at the National Shrine of St. Katharine Drexel Saturday, December 30, 2017 in Bensalem, Pennsylvania. Drexel was an American heiress who dedicating herself to work among the American Indians and African-Americans in the western and southwestern United States. She was canonized a saint by the Roman Catholic Church in 2000. (Photo by William Thomas Cain/Cain Images)

Lisa Zulewski of Bensalem, Pennsylvania prays at the National Shrine of St. Katharine Drexel Thursday, December 28, 2017 in Bensalem, Pennsylvania. Drexel was an American heiress who dedicating herself to work among the American Indians and African-Americans in the western and southwestern United States. She was canonized a saint by the Roman Catholic Church in 2000. (Photo by William Thomas Cain/Cain Images)

Dr. Gertrude Brown of Philadelphia shows the crucifix that was given to her by St. Katharine Drexel when she was a child at the National Shrine of St. Katharine Drexel Thursday, December 28, 2017 in Bensalem, Pennsylvania. Drexel was an American heiress who dedicating herself to work among the American Indians and African-Americans in the western and southwestern United States. She was canonized a saint by the Roman Catholic Church in 2000. (Photo by William Thomas Cain/Cain Images)

A man places his hand on the tomb as he prays at the National Shrine of St. Katharine Drexel Thursday, December 28, 2017 in Bensalem, Pennsylvania. Drexel was an American heiress who dedicating herself to work among the American Indians and African-Americans in the western and southwestern United States. She was canonized a saint by the Roman Catholic Church in 2000. (Photo by William Thomas Cain/Cain Images)

The building that houses the chapel and National Shrine of St. Katharine Drexel is seen Thursday, December 28, 2017 in Bensalem, Pennsylvania. Drexel was an American heiress who dedicating herself to work among the American Indians and African-Americans in the western and southwestern United States. She was canonized a saint by the Roman Catholic Church in 2000. (Photo by William Thomas Cain/Cain Images)

Michelle Schumacher of Langhorne, Pennsylvania places her daughter Molly Kathleen on the tomb of St. Katharine Drexel at the National Shrine of St. Katharine Drexel Thursday, December 28, 2017 in Bensalem, Pennsylvania. Drexel was an American heiress who dedicating herself to work among the American Indians and African-Americans in the western and southwestern United States. She was canonized a saint by the Roman Catholic Church in 2000. (Photo by William Thomas Cain/Cain Images)

After the chapel doors closed only a wreath remained lit at the National Shrine of St. Katharine Drexel Saturday, December 30, 2017 in Bensalem, Pennsylvania. Drexel was an American heiress who dedicating herself to work among the American Indians and African-Americans in the western and southwestern United States. She was canonized a saint by the Roman Catholic Church in 2000. (Photo by William Thomas Cain/Cain Images)

Janice Kampf of Philadelphia prays at the National Shrine of St. Katharine Drexel Thursday, December 28, 2017 in Bensalem, Pennsylvania. Drexel was an American heiress who dedicating herself to work among the American Indians and African-Americans in the western and southwestern United States. She was canonized a saint by the Roman Catholic Church in 2000. (Photo by William Thomas Cain/Cain Images)

People pray in the chapel above the tomb of St. Katharine Drexel at the National Shrine of St. Katharine Drexel Saturday, December 30, 2017 in Bensalem, Pennsylvania. Drexel was an American heiress who dedicating herself to work among the American Indians and African-Americans in the western and southwestern United States. She was canonized a saint by the Roman Catholic Church in 2000. (Photo by William Thomas Cain/Cain Images)

Michelle Schumacher of Langhorne, Pennsylvania places her daughter Molly Kathleen on the tomb of St. Katharine Drexel at the National Shrine of St. Katharine Drexel Thursday, December 28, 2017 in Bensalem, Pennsylvania. Drexel was an American heiress who dedicating herself to work among the American Indians and African-Americans in the western and southwestern United States. She was canonized a saint by the Roman Catholic Church in 2000. (Photo by William Thomas Cain/Cain Images)

The last visitors pray at the tomb of St. Katharine Drexel at the National Shrine of St. Katharine Drexel Saturday, December 30, 2017 in Bensalem, Pennsylvania. Drexel was an American heiress who dedicating herself to work among the American Indians and African-Americans in the western and southwestern United States. She was canonized a saint by the Roman Catholic Church in 2000. (Photo by William Thomas Cain/Cain Images)

A sign rests on the tomb of St. Katharine Drexel at the National Shrine of St. Katharine Drexel Saturday, December 30, 2017 in Bensalem, Pennsylvania. Drexel was an American heiress who dedicating herself to work among the American Indians and African-Americans in the western and southwestern United States. She was canonized a saint by the Roman Catholic Church in 2000. (Photo by William Thomas Cain/Cain Images)

A remnant remains on the tomb of St. Katharine Drexel at the National Shrine of St. Katharine Drexel Saturday, December 30, 2017 in Bensalem, Pennsylvania. Drexel was an American heiress who dedicating herself to work among the American Indians and African-Americans in the western and southwestern United States. She was canonized a saint by the Roman Catholic Church in 2000. (Photo by William Thomas Cain/Cain Images)

A woman passes by the tomb after saying a prayer at the National Shrine of St. Katharine Drexel Thursday, December 28, 2017 in Bensalem, Pennsylvania. Drexel was an American heiress who dedicating herself to work among the American Indians and African-Americans in the western and southwestern United States. She was canonized a saint by the Roman Catholic Church in 2000. (Photo by William Thomas Cain/Cain Images)

A group of visitors pray at the National Shrine of St. Katharine Drexel Thursday, December 28, 2017 in Bensalem, Pennsylvania. Drexel was an American heiress who dedicating herself to work among the American Indians and African-Americans in the western and southwestern United States. She was canonized a saint by the Roman Catholic Church in 2000. (Photo by William Thomas Cain/Cain Images)

In a time exposure, a man prays at the National Shrine of St. Katharine Drexel Thursday, December 28, 2017 in Bensalem, Pennsylvania. Drexel was an American heiress who dedicating herself to work among the American Indians and African-Americans in the western and southwestern United States. She was canonized a saint by the Roman Catholic Church in 2000. (Photo by William Thomas Cain/Cain Images)

Dr. Gertrude Brown of Philadelphia holds a doll made from cloth of St. Katharine Drexel at the National Shrine of St. Katharine Drexel Thursday, December 28, 2017 in Bensalem, Pennsylvania. Drexel was an American heiress who dedicating herself to work among the American Indians and African-Americans in the western and southwestern United States. She was canonized a saint by the Roman Catholic Church in 2000. (Photo by William Thomas Cain/Cain Images)

One of the last visitors, Colleen Mooney-Coughlin of Bensalem, Pennsylvania prays at the tomb of St. Katharine Drexel at the National Shrine of St. Katharine Drexel Saturday, December 30, 2017 in Bensalem, Pennsylvania. Drexel was an American heiress who dedicating herself to work among the American Indians and African-Americans in the western and southwestern United States. She was canonized a saint by the Roman Catholic Church in 2000. (Photo by William Thomas Cain/Cain Images)

After the last visitors have exited, the doors were closed to the tomb of St. Katharine Drexel at the National Shrine of St. Katharine Drexel Saturday, December 30, 2017 in Bensalem, Pennsylvania. Drexel was an American heiress who dedicating herself to work among the American Indians and African-Americans in the western and southwestern United States. She was canonized a saint by the Roman Catholic Church in 2000. (Photo by William Thomas Cain/Cain Images)

One of the last visitors, Colleen Mooney-Coughlin of Bensalem, Pennsylvania places her hand on the tomb of St. Katharine Drexel at the National Shrine of St. Katharine Drexel Saturday, December 30, 2017 in Bensalem, Pennsylvania. Drexel was an American heiress who dedicating herself to work among the American Indians and African-Americans in the western and southwestern United States. She was canonized a saint by the Roman Catholic Church in 2000. (Photo by William Thomas Cain/Cain Images)

The last visitors pray at the tomb of St. Katharine Drexel at the National Shrine of St. Katharine Drexel Saturday, December 30, 2017 in Bensalem, Pennsylvania. Drexel was an American heiress who dedicating herself to work among the American Indians and African-Americans in the western and southwestern United States. She was canonized a saint by the Roman Catholic Church in 2000. (Photo by William Thomas Cain/Cain Images)

A woman makes a picture of a mural in the chapel above the tomb of St. Katharine Drexel at the National Shrine of St. Katharine Drexel Saturday, December 30, 2017 in Bensalem, Pennsylvania. Drexel was an American heiress who dedicating herself to work among the American Indians and African-Americans in the western and southwestern United States. She was canonized a saint by the Roman Catholic Church in 2000. (Photo by William Thomas Cain/Cain Images)

The moon rises over the National Shrine of St. Katharine Drexel Saturday, December 30, 2017 in Bensalem, Pennsylvania. Drexel was an American heiress who dedicating herself to work among the American Indians and African-Americans in the western and southwestern United States. She was canonized a saint by the Roman Catholic Church in 2000. (Photo by William Thomas Cain/Cain Images)

A portrait of St. Katharine Drexel hangs above the tomb at the National Shrine of St. Katharine Drexel Thursday, December 28, 2017 in Bensalem, Pennsylvania. Drexel was an American heiress who dedicating herself to work among the American Indians and African-Americans in the western and southwestern United States. She was canonized a saint by the Roman Catholic Church in 2000. (Photo by William Thomas Cain/Cain Images)

People pray in the chapel above the tomb of St. Katharine Drexel at the National Shrine of St. Katharine Drexel Saturday, December 30, 2017 in Bensalem, Pennsylvania. Drexel was an American heiress who dedicating herself to work among the American Indians and African-Americans in the western and southwestern United States. She was canonized a saint by the Roman Catholic Church in 2000. (Photo by William Thomas Cain/Cain Images)

Pat Kampf of Philadelphia prays at the National Shrine of St. Katharine Drexel Thursday, December 28, 2017 in Bensalem, Pennsylvania. Drexel was an American heiress who dedicating herself to work among the American Indians and African-Americans in the western and southwestern United States. She was canonized a saint by the Roman Catholic Church in 2000. (Photo by William Thomas Cain/Cain Images)

People pray in the chapel at the National Shrine of St. Katharine Drexel Thursday, December 28, 2017 in Bensalem, Pennsylvania. Drexel was an American heiress who dedicating herself to work among the American Indians and African-Americans in the western and southwestern United States. She was canonized a saint by the Roman Catholic Church in 2000. (Photo by William Thomas Cain/Cain Images)