FILE - In this Aug. 22, 2013 file photo, Rep. Paul Gosar, R-Ariz. is seen in Mesa, Ariz. Gosar says he is boycotting Pope Francis' speech to Congress next week because of the possibility the pope may discuss his support for policies to fight climate change. (AP Photo/Matt York, File) (The Associated Press)
In this picture taken on Sept. 16, 2015 and made available on Sept. 17, 2015, Pope Francis shakes hands with Dutch State Secretary for the Ministry of Infrastructure and the Environment, Wilma Jacqueline Mansveld, second left, during a meeting with European Union Environment ministers at the Vatican...
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