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In this photo provided by NASA, Italian astronaut Paolo Nespoli, center, and his fellow crew members speak with the Pope while aboard the International Space Station, Thursday, Oct. 26, 2017. Pope Francis' call from the Vatican Thursday marks the second papal phone call to space: Pope Benedict XVI rang the space station in 2011, and peppered its residents with questions about the future of the planet and the environmental risks it faced. (NASA via AP)