Rachel Alexandra brings a five-race winning streak into Saturdays 1 3-16-mile race at Pimlico.
Trained by Steve Asmussen and ridden by Calvin Borel, Rachel Alexandra drew the No. 13 post on the far outside Wednesday.
Pioneerof the Nile, the Kentucky Derby runner-up, is the 5-1 second choice in the 13-horse field by Pimlico oddsmaker Frank Carulli. The colt drew the No. 9 post.
Derby winner Mine That Bird and Friesan Fire are the co-third choices at 6-1. Mine That Bird will break from the No. 2 post; Friesan Fire is in the No. 5 spot.
Musket Man, third in the Derby, is 8-1.