TOPSHOT - British Prime Minister Theresa May arrives to deliver a speech on the government's plans for Brexit at Lancaster House in London on January 17, 2017. Britain will exit the EU's single market when it leaves the bloc because it wants to restrict the arrival of EU immigrants, British Prime Minister Theresa May said on Tuesday. / AFP / POOL / Kirsty Wigglesworth (Photo credit should read KIRSTY WIGGLESWORTH/AFP/Getty Images)
