RM2BBEH8B–Great Britain's Andy Murray trains on the practice courts

RM2EG6G2F–Tennis - Wimbledon Preview - All England Lawn Tennis & Croquet Club, Wimbledon, England - 24/6/12 Great Britain's Andy Murray trains ahead of Wimbledon Mandatory Credit: Action Images / Paul Childs Livepic

RM2EBC9CT–Tennis - Australian Open - Melbourne Park, Australia - 27/1/11 Great Britain's Andy Murray trains on Rod Laver Arena Mandatory Credit: Action Images / Jason O'Brien Livepic

RMGC33G1–Great Britain's' Andy Murray trains on the practice courts at Flushing Meadows, New york, USA.

RM2BBEH8P–Great Britain's Andy Murray trains on the practice courts

RMG683CF–Great Britain's Andy Murray trains with his coach Ivan Lendl during day eleven of the Wimbledon Championships at The All England Lawn Tennis and Croquet Club, Wimbledon.

RMGC9X8H–Great Britain's Andy Murray trains on an outside court prior to his match against France's Florent Serra at the Australian Open

RM2EB4K8W–Tennis - Australian Open - Melbourne Park, Australia - 27/1/11 Great Britain's Andy Murray trains on Rod Laver Arena Mandatory Credit: Action Images / Jason O'Brien Livepic

RM2BBEHA2–Great Britain's Andy Murray trains as his coach Ivan Lendl watches, on the practice courts

RMGC97NW–Great Britain's Andy Murray trains on an outside court prior to his match against France's Florent Serra at the Australian Open

RM2EG14KW–Tennis - Australian Open - Melbourne Park, Australia - 27/1/11 Great Britain's Andy Murray trains on Rod Laver Arena Mandatory Credit: Action Images / Jason O'Brien Livepic

RM2EGJ968–Tennis - Australian Open Preview - Melbourne Park, Australia - 15/1/11 Great Britain's Andy Murray trains ahead of the Australian Open Mandatory Credit: Action Images/ Jason O'Brien Livepic