LONDON (Reuters) - Usain Bolt's suspect hip and Mo Farah's status as the golden boy of British athletics will come under scrutiny when both return to London's Olympic stadium this weekend.
The two-day so-called Anniversary Games, which incorporates a Diamond League meeting, features a glittering cast but six-times Olympic gold medallist Bolt is the undoubted top of the bill when he goes in the 100m on Friday.
