Tiger Woods reacts after missing a birdie putt on the 8th hole during the second round of the Bridgestone Invitational golf tournament at Firestone Country Club in Akron, Ohio Friday, Aug. 5, 2011.

Tiger Woods reacts after missing a birdie putt on the 8th hole during the second round of the Bridgestone Invitational golf tournament at Firestone Country Club in Akron, Ohio Friday, Aug. 5, 2011.