Olympics Video: G4S CEO admits Olympic security failure Add to ... Reuters Published Tuesday, Jul. 17 2012, 10:26 AM EDT Last updated Wednesday, Jul. 18 2012, 8:35 AM EDT The head of G4S admits his management of the London Olympics staffing scandal has embarrassed the British government and has severely damaged the reputation of the world's largest security firm Watch More Video: Grey Cup coaches on sex before the game Skier Jan Hudec on how his Olympic bronze earned its nicks Trevor Linden remembers coach Pat Quinn as a 'teacher' Canadian rookie Tyler Ennis on the physical demands of the NBA A heartfelt ode to Pat Quinn Remembering Pat Quinn Jon Cornish says he believes in Grey Cup-bound Stampeders Brandon Banks takes the Ticats to the Grey Cup Kaillie Humphries pilots mixed gender bobsled team Russell Martin says playing at home a key factor in joining Jays B.C. Lions head coach fired after embarrassing end to season Author of beloved Canadian story 'The Hockey Sweater' recounts his Habs mistake Randy Carlyle on his job security after Leafs losses Vince Carter says watching Raptors tribute 'might be tough' Iconic Canadian hockey story marks 30 years NFL suspends Adrian Peterson for at least rest of season B.C. Lions players say changes are likely next season Leafs' Phil Kessel on dealing with the media Why some Canadian NHL players pay more taxes than others Rob Blake on significance of Hockey Hall of Fame induction Comments AA More Related to this Story Real Estate Video: What's happening to Vancouver's high-end real estate market? Failure Week Video: Failure is not an option for this entrepreneur Stocks Video: Is this a good entry point for Goldman stock?