SCOTTSDALE, AZ - FEBRUARY 2: Phil Mickelson autographs a blue KPMG hat for a fan after the third round of the Waste Management Phoenix Open at TPC Scottsdale on February 2, 2013 in Scottsdale, ... more 

SCOTTSDALE, AZ - FEBRUARY 2: Phil Mickelson autographs a blue KPMG hat for a fan after the third round of the Waste Management Phoenix Open at TPC Scottsdale on February 2, 2013 in Scottsdale, Arizona. (Photo by Hunter Martin/Getty Images) less