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Pope Francis speaks during an arrival ceremony on the South Lawn of the White House in Washington, DC, September 23, 2015. More than 15,000 people packed the South Lawn for a full ceremonial welcome on Pope Francis' historic maiden visit to the United States. AFP PHOTO / JIM WATSON        (Photo credit should read JIM WATSON/AFP/Getty Images)
Pope Francis speaks during an arrival ceremony on the South Lawn of the White House in Washington, DC, September 23, 2015. More than 15,000 people packed the South Lawn for a full ceremonial welcome on Pope Francis' historic maiden visit to the United States. AFP PHOTO / JIM WATSON        (Photo credit should read JIM WATSON/AFP/Getty Images)

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    Why is the Pope's message causing controversy?

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Why is the Pope's message causing controversy?

Pope Francis' messages and words are alarming to some in the United States. CNN's Carol Costello reports.

Why is the Pope's message causing controversy?

Pope Francis' messages and words are alarming to some in the United States. CNN's Carol Costello reports.