British Prime Minister Theresa May switches on the Downing Street Christmas tree lights, with children nominated by UK charities and a local school choir in London, Britain on Dec. 8, 2016. (Xinhua/Han Yan)
British Prime Minister Theresa May switches on the Downing Street Christmas tree lights, with children nominated by UK charities and a local school choir in London, Britain on Dec. 8, 2016. (Xinhua/Han Yan)