U.S. climate envoy John Kerry met Pope Francis, the first official to have a private audience with him since his discharge from hospital, and told Reuters that he found the pontiff "in great spirits and in great form". Francis, 86, left Rome's Gemelli hospital on Friday, nine days after surgery to repair an abdominal hernia. "He was in great spirits and great form ... I was really amazed. He embraced a lot of our conversation. It was a nice meeting," said Kerry, who was the first person on the pope's public schedule. "I found the pope to be very much the pope…