China & US ratify climate deal

China & the United States, the world's two largest carbon dioxide emitters, ratify climate deal; Islam Karimov, Uzbek strongman, who ruled for over a quarter of a century, laid to rest; The Great Fire of London remembered

(Chinese President Xi Jinping, US President Barack Obama and UN Secretary General Ban Ki-moon shake hands during a joint ratification of the Paris climate change agreement ceremony ahead of the G20 Summit in Hangzhou on September 3, 2016. Photo credit should read How Hwee Young/AFP/Getty Images)