More than 24 hours after his agonized US Open first round victory over Robin Haase, Andy Murray is still trying to discover reasons why the majority of his body was wracked with cramp after less than an hour and a half.
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.