After almost a weeks worth of investigation the Williams F1 team has discovered that the accident involving Rubens Barrichello was caused by the famous loose manhole cover around the streets of Monaco. The loose piece of metal was flipped up and leading to the damage on the rear left wheel.
Team statement: "Following an investigation, AT&T Williams confirmed today that the cause of Rubens Barrichello's crash at the Monaco Grand Prix on Sunday 16 May 2010 was a loose manhole cover at Turn 2. As Rubens' car drove over the manhole cover, the cover was spun up and hit the rear left wheel, causing failure. The car was badly damaged in the ensuing crash which ended Rubens' race. This incident has been reported to the FIA."