Andy Murray was left fighting back tears as he missed his grandmother's funeral to compete in the Davis Cup Finals.The British professional tennis player, 36 who has previously been ranked number one in the world, beat Switzerland's Leandro Riedi 6-7 (7-9) 6-4 6-4 in the Davis Cup Finals on Friday, 15 September. Overcome with emotion he dedicated the victory to his late grandmother whose funeral was on the same day. In his on-court interview following his triumphant win for Great Britain, Murray said: "Today is a tough day for me.