Phil Mickelson

On Golf: Mickelson's latest high risk is off the golf course

Phil Mickelson never saw a shot he didn't think he could hit.

Part of his massive popularity in golf is the high-risk nature with which he attacks the game. When he won his third Masters in 2010, the signature shot was a 6-iron between a gap in the Georgia pines that barely cleared a tiny tributary of Rae's creek and settled 5 feet from the hole.

It's the high risk off the golf course that could pose problems.

Mickelson's association with Las Vegas gambler Billy Walters brought him the wrong kind of attention Thursday.

Federal authorities named Mickelson as a relief defendant in a civil suit that accuses Walters and Thomas Davis, a former corporate board member...