Chat with us in Facebook Messenger. Find out what's happening in the world as it unfolds.

Pope Francis waves alongside US President Barack Obama upon arrival at Andrews Air Force Base in Maryland, September 22, 2015, on the start of a 3-day trip to Washington. AFP PHOTO / SAUL LOEB        (Photo credit should read SAUL LOEB/AFP/Getty Images)
Pope Francis waves alongside US President Barack Obama upon arrival at Andrews Air Force Base in Maryland, September 22, 2015, on the start of a 3-day trip to Washington. AFP PHOTO / SAUL LOEB        (Photo credit should read SAUL LOEB/AFP/Getty Images)

    JUST WATCHED

    Pope Francis begins historic U.S. visit

MUST WATCH

Pope Francis begins historic U.S. visit

Pope Francis begins a six-day U.S. visit, included in his itinerary is the first ever joint address to Congress by a pontiff. CNN's Jim Acosta reports.

Pope Francis begins historic U.S. visit

Pope Francis begins a six-day U.S. visit, included in his itinerary is the first ever joint address to Congress by a pontiff. CNN's Jim Acosta reports.