Prime Aurora (Mind Control) became the first winner for her New York-based freshman sire (by Stay Thirsty) with a towering debut performance at Gulfstream Park Friday afternoon. Sent off the 57-10 fourth choice in a field of eight--of which seven were making their first trip to the races--the homebred did not break especially well from gate two, but did not have to expend too much energy to move into a striking position behind pacesetting favorite Lamdara (Core Beliefs) and the once-raced Melody Queen (Volatile) behind a quarter in :21.63. Full...