The Horseracing Integrity and Welfare Unit (HIWU) has updated its list of trainers that have been provisionally suspended after their horses have allegedly tested positive for banned substances, and the new names are Natalia Lynch, David Reid, Javier Morzan and Mary Pirone. Lynch, who is based in New York and had a winner Sunday at Saratoga, was sanctioned for allegedly having a horse test positive for Altrenogest. According a 2018 press release from the Racing Medication and Testing Consortium (RMTC), Altrenogest is a progesterone receptor agonist used to control estrus...