Everyone's invited, as 2023 Opening Day at Keeneland has arrived. Certainly, there are swollen pools for wagering, the canorous voice of track announcer Kurt Becker, the fine warp and weft of Sunday's best worn mid-week and enough to feast on, even if you don't have the foggiest what's in burgoo. We already know that the Spring meet at the old Keene Farm, hosted by the Association will card its share of tough, competitive fields. Before the 86th running of the $600,000 GI Central Bank Ashland S., spring has not officially...