File pictures of The Prime Minister <PERSON> and <PERSON> playing in a <PERSON> tennis match at Chequers, Saturday April 30 2011. The PM said he has started teaching son <PERSON>, 7, how to play tennis. Picture by <PERSON> / i-Images File Photo - Tennis match with <PERSON> auctioned off for £160,000 at Tory fundraiser on Wednesday. The wife of a former Russian minister is to pay the Conservatives £160,000 to play a game of tennis with Prime Minister <PERSON> and London Mayor <PERSON>. Photo filed Friday 4th July 2014.