Pope Francis waves to the crowds at the Festival of Families along Benjamin Franklin Parkway (Credit: Eric Thayer-Pool/Getty Images)
Festival of Families
Mark Wahlberg (credit: CBS)
Festival of Families
Pope Francis embraces a disabled Ukrainian youth on stage during the Festival of Families (Credit: VINCENZO PINTO/AFP/Getty Images)
Festival of Families
Actor Mark Wahlberg (C) speaks as Pope Francis (L) speaks during the Festival of Families (Credit: Carl Court/Getty Images)
Festival of Families
Aretha Franklin performs at the Festival of Families as Pope Francis looks on September 26, 2015 in Philadelphia, Pennsylvania. Pope Francis wraps up his trip to the United States with two days in Philadelphia, attending the Festival of Families and meeting with prisoners at the Curran-Fromhold Correctional Facility. (Credit: Eric Thayer-Pool/Getty Images)
Festival of Families
Pope Francis (C) watches a dance performance during the Festival of Families (Credit: Carl Court/Getty Images)
Festival of Families
Pope Francis attends the Festival of Families along Benjamin Franklin Parkway (Credit: Eric Thayer-Pool/Getty Images)
Festival of Families
Pope Francis (C) watches a dance performance during the Festival of Families (Credit: Carl Court/Getty Images)
Festival of Families
Pope Francis attends the Festival of Families along Benjamin Franklin Parkway (Credit: Eric Thayer-Pool/Getty Images)
Festival of Families
(Credit: CBS 3)
Festival of Families
(credit: CBS 3)
Festival of Families
Comedian Jim Gaffigan performs at the Festival of Families (Credit: Matt Rourke-Pool/Getty Images)
Festival of Families
(Credit: CBS3)
Festival of Families
Pope Francis speaks at the Festival of Families along Benjamin Franklin Parkway (Credit: Eric Thayer-Pool/Getty Images)
Festival of Families
Pope Francis arrives for the Festival of Families in Philadelphia, Pennsylvania on September 26, 2015. AFP PHOTO / VINCENZO PINTO (Photo credit should read VINCENZO PINTO/AFP/Getty Images)
Festival of Families
(credit: CBS)
Festival of Families
Pope Francis watches Aretha Franklin perform during the Festival of Families (Credit: Carl Court/Getty Images)
Festival of Families
Pope Francis (C) is greeted on stage as he visits the Festival of Families (Credit: Alex Wong/Getty Images)
Festival of Families
Pope Francis speaks at the Festival of Families along Benjamin Franklin Parkway (Credit: Eric Thayer-Pool/Getty Images)
Festival of Families
Pope Francis speaks during the Festival of Families (Credit: Justin Sullivan/Getty Images)
Festival of Families
Pope Francis speaks during the Festival of Families (Credit: Carl Court/Getty Images)
Festival of Families
Actor Mark Wahlberg speaks during the Festival of Families (Credit: Matt Rourke-Pool/Getty Images)
Festival of Families
Pope Francis watches Andrea Bocelli perform at the Festival of Families along Benjamin Franklin Parkway (Credit: Eric Thayer-Pool/Getty Images)
