Free contest entries for the $5-million 1/ST GRAND 3 Pick 'Em Challenge are now open, 1/ST announced in a release. The 1/ST GRAND 3 Pick 'Em Challenge closes at 6:55 p.m. ET May 18, prior to the post time for the 149th GI Preakness S. Fans can register and submit their picks for free at www.1st.com/contest or at www.preakness.com/contest. The 1/ST GRAND 3 Pick 'Em Challenge connects the Preakness (May 18 at Pimlico Race Course), GI California Crown (Sept. 28 at Santa Anita Park) and the 2025 GI Pegasus World...