$75,000 Manitoba Lotteries Derby Entries - Assiniboia Downs Race 8, Monday, August 5, 2013 - Approximate Post Time: 4:53 PM Purse $75,000. 3-Year-Olds. 1 1/8-Miles. Dirt. Win, Place, Show, Superfecta, Triactor, Super High Five, Exactor & Quinella Wagering...