Pope Francis had a great sense of humor. When I met him once at the back of the papal plane, I cracked a joke with him that was a little bit close to the line. Luckily, he roared with laughter and told me “Sei cattivo!

Pope Francis's funeral begins at 10 a.m. local time (4 a.m. Eastern, 1 a.m. Pacific) at the Vatican, outside St. Peter's Basilica. The ceremony is presided over by the dean of the College of Cardinals, Cardinal Giovanni Battista Re.

Pope Francis was laid to rest Saturday in Rome, with more than 250,000 people -- including President Donald Trump -- mourning his passing.