Players watch their horses in the U.S.’ only remaining Sigma Derby racing machine on its …

Players watch their horses in the U.S.’ only remaining Sigma Derby racing machine on its ...

Players watch their horses in the U.S.’ only remaining Sigma Derby racing machine on its 10th Anniversary at the D Las Vegas on Wednesday, June 29, 2022. (L.E. Baskow/Las Vegas Review-Journal) @Left_Eye_Images