A Derby with lightly raced colts, and lots of possibilities

Trainer Bob Baffert looks out over his barn after morning workouts at Churchill Downs Friday, May 4, 2018, in Louisville, Ky. The 144th running of the Kentucky Derby is scheduled for Saturday. (AP Photo/Charlie Riedel)

LOUISVILLE, Ky. — Todd Pletcher is throwing numbers at the Kentucky Derby again. Bob Baffert is seeking a fifth victory and he’s got the favorite, too. An old jinx could be disproved, and history would be written if Mendelssohn wears the garland of red roses.