Pope Francis Addresses Joint Meeting Of U.S. Congress [Getty Images]

WASHINGTON, DC - SEPTEMBER 24: Pope Francis waves to the crowd from the Speakers Balcony at the US Capitol, September 24, 2015 in Washington, DC. Pope Francis will be the first Pope to ever address a joint meeting of Congress. The POpe is on a six-day trip to the U.S., with stops in Washington, New York City and Philedelphia. (Photo by Doug Mills-Pool/Getty Images)

Getty Images News Pool