Jockey Kent Desormeaux, shown in the Blue Grass Stakes Race in April, won't ride Tiger Walk in Saturday's Preakness after failing a breathalyzer test. (AP Photo/Garry Jones)

Photo by: Garry Jones

Jockey Kent Desormeaux, shown in the Blue Grass Stakes Race in April, won't ride Tiger Walk in Saturday's Preakness after failing a breathalyzer test. (AP Photo/Garry Jones)