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: G4S CEO admits Olympic security failure Sidney Crosby says playoff pressure doesn't faze him Brian Burke to John Tortorella: 'Shut your mouth' UFC fighters clash at photo op Leafs leadership can come from younger players: Joffrey Lupul Pacquiao defeats Bradley to regain title Brendan Rodgers hails Liverpool's 'wonderful performance' Olympic bobsled champ Kaillie Humphries tries out MMA Bubba Watson wins second Masters title Pundits look ahead to Habs playoff series vs. Lightning Leader Bubba Watson ready for shot at another Masters title What went wrong with Sens this year? Ryan Smyth retires after 18 NHL seasons Rodgers backs Anfield crowd to help his side We can beat Arsenal says Rosler United were great, says defiant Moyes Former pro wrestler Ultimate Warrior dies at 54 Captain Canuck Trevor Linden becomes President Canuck Kris Letang returns to Penguins lineup after stroke Canucks can GM after failed season Adam Scott looking forward to defending his Masters title 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?