David Whitley apparently won't be buying a Jaguar. 49ers quarterback Colin Kaepernick, whom Whitley criticized last year for his extensive collection of skin art, has been piling up the endorsements. Via CSNBayArea.com, Kaepernick's current sponsors include Jaguar, MusclePharm, and MoGo Sport, a company that makes flavored mouth guards. The newest endorsement comes from Jaguar, which...