"We hope that everyone feels welcome to come, and certainly people who have experienced same-sex attraction are certainly welcome like anyone else," he said.
The wreck of Amtrak's Northeast Regional Train 188 was two blocks from St. Joan of Arc Convent in Philadelphia.
Philadelphia Archbishop Charles Chaput Wednesday urged prayers for all affected by the Amtrak train derailment in the city's Port Richmond neighborhood that left at least six people dead and injured more than 200 others.
"I urge all people of goodwill to join me in extending prayerful condolences to those mourning the sudden loss of a loved one and in asking the Lord to bring healing to all those suffering physical and emotional anguish in the wake of this incident," he said in a statement.
Pope Francis' compassion for the needs of people around the world "and his deep care for the institution of the family" were the inspiration for the theme.
The world's bishops, priests and deacons need people's prayers and encouragement to continually deepen their relationship with Jesus and serve their community with love, Pope Francis said.
A minister of God who does not nourish his love for Christ, his church and his flock "inevitably ends up losing sight and an authentic sense of his service and the joy that comes from a deep communion with Jesus," he said.
NCR Today: President Obama will meet with Pope Francis on Thursday, but three men from Philadelphia hope to beat him to the punch.