Police officers patrol outside the venue for the U.N. climate change conference in Paris, which starts Monday and runs through Dec. 11.
Police officers patrol outside the venue for the U.N. climate change conference in Paris, which starts Monday and runs through Dec. 11. Christophe Ena The Associated Press
Police officers patrol outside the venue for the U.N. climate change conference in Paris, which starts Monday and runs through Dec. 11. Christophe Ena The Associated Press