By Tony Jimenez CHASKA, Minnesota (Reuters) - Davis Love III is the non-playing skipper charged with the task of ending Europe's domination of the Ryder Cup but there seems little doubt that Phil Mickelson is the unofficial playing captain. "Phil is, I think, the backbone of the team," Love told reporters at Hazeltine National on Wednesday. "He's been a team leader, gosh, I'd say in the last six or eight teams I've been around, he's been the leader on the golf course or in the locker room or in the team room." Brandt Snedeker, making his second U.S. Ryder Cup appearance this week as his side attempt to defeat Europe for the first time since 2008, explained how much of an influence the 46-year-old Mickelson had been in the countdown to the event. More...