His score of 17 under par wasn't quite good enough to overtake Jason Day at the PGA Championship, but runner-up Jordan Spieth walks away with a nice consolation.
The Under Armour endorser overtook Nike's Rory McIlroy as No. 1 in the Official World Golf Ranking.
That's what winning the Masters, the U.S. Open and two other tournaments, finishing second at the PGA, and missing a playoff at the British Open by a stroke will do for a golfer.
Spieth wears Under Armour apparel from head-to-toe, giving the Baltimore-based...