New Jersey Governor Chris Christie waves to someone in the House chamber as he waits for Pope Francis to speak to a joint meeting of Congress at the U.S. Capitol in Washington, District of Columbia, U.S., on Thursday, Sept. 24, 2015. The Pope is calling for Americans to do more to fight poverty, curb climate change and help immigrants. His visit runs through Sept. 27, and features stops in Washington, New York and Philadelphia. Photographer: Pete Marovich/Bloomberg
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