World Anti-Doping Agency

High-profile trainer Robertino Diodoro, who is serving a provisional suspension from the Horseracing Integrity and Welfare Unit (HIWU) after the banned substance levothyroxine was found in his barn at Oaklawn Park, has entered a horse for the April 18 card at Lone Star Park. On opening night, he has entered Master of Disguise (Mastery) in a maiden special weight race with a purse of $33,000. Diodoro is eligible to race in Texas because the Horseracing Integrity and Safety Authority (HISA) does not have jurisdiction in that state. Diodoro did not...