Murray, who on Sunday won gold at the London 2012 Olympics, had been due to play Canadian Milos Raonic for a place in the quarter-finals - but withdrew
It was the end of an era at Crandon Park for the Miami Open last year. From the Lipton, to the Nasdaq 100, to the Sony Ericsson, to the Sony, to the Miami Open presented by Itau, Key Biscayne saw it all.