| Track doings | 12 |
| Timed contests | 14 |
| Three-legged and drag | 21 |
| They could be this puzzle's theme | 37 |
| Tests of speed | 14 |
| Superiority contests | 20 |
| Subject of a Foster song | 24 |
| Strong water currents | 21 |
| Steeplechases | 13 |
| Steeplechase and relay | 22 |
| Sprints, e.g. | 13 |
| Some handicaps | 14 |
| Soapbox derby events | 20 |
| Saratoga events | 15 |
| Saratoga attraction | 19 |
| Runs a 10K | 10 |
| Rat and relay | 13 |
| Political contests | 18 |
| Pimlico offerings | 17 |
| Petty undertakings | 18 |
| Peoples | 7 |
| Olympics array | 14 |
| Oft-timed contests | 18 |
| Off to the ___ | 14 |
| Oaklawn events | 14 |
| Marx Brothers' "A Day at the ___" | 47 |
| Marathons, e.g. | 15 |
| Marathons | 9 |
| Makes circuits, possibly | 24 |
| Long ones have legs | 19 |
| Lana Del Rey "Off to the ___" | 39 |
| Kentucky Derby events | 21 |
| Indy 500 and others | 19 |
| Hurtles or hurdles | 18 |
| Hurries to the line | 19 |
| Human and mill | 14 |
| Hippodrome events | 17 |
| Four of a decathlon's 10 events | 35 |
| Events on a card | 16 |
| Events at Belmont | 17 |
| Events at Ascot | 15 |
| Epsom sport | 11 |
| Downhill and slalom | 19 |
| Does a 10K | 10 |
| Derby et al. | 12 |
| Derbies, e.g. | 13 |
| Daytona 500 events | 18 |
| Competes at Indy | 16 |
| Churchill Downs agenda | 22 |
| Camptown doings | 15 |
| Camptown contests | 17 |
| Ball-bearing grooves | 20 |
| A Day at the ____ | 17 |
| 500 events | 10 |
| 10K's, e.g. | 15 |
| 10K and marathon | 16 |
| "Camptown ___" | 24 |
| "Big A" events | 24 |
| "A Day at the ___," Marx Brothers film | 48 |
| Zooms past | 10 |
| Quickly elapses | 15 |
| Happens quickly | 15 |
| Circuit for legal speeding | 26 |
| Tout's locale | 17 |
| Tote board's venue | 22 |
| Pimlico or the Big A | 20 |
| NASCAR venue | 12 |
| Churchill Downs, e.g. | 21 |
| Ward of the screen | 18 |
| "Silent Spring" author Carson | 39 |
| Joseph's mother | 19 |
| Jennifer's 'Friends' role | 37 |
| Writer Carson | 13 |
| When repeated, Paul Newman's directorial debut | 50 |
| The R of TRMS on MSNBC | 22 |
| She wept and would not be comforted | 35 |
| Political commentator Maddow | 28 |
| Mrs. Andrew Jackson | 19 |
| Mother of Joseph | 16 |
| Miss Carson of "Silent Spring" | 40 |
| Maddow of MSNBC | 15 |
| Leah's sister | 17 |
| Laban's younger daughter | 28 |
| Jennifer's "Friends" role | 39 |
| Haircut named for a TV character | 32 |
| Griffiths of "Six Feet Under" | 39 |
| Friend of Monica and Phoebe | 27 |
| Character whose first job on the show was waitress at Central Perk | 66 |
| "The Sea Around Us" author Carson | 43 |
| "The Constant Gardener" Oscar winner Weisz | 52 |
| Rickets | 7 |
| Like some relations | 19 |
| Ethnic | 6 |
| One kind of equality | 20 |
| Like some profiling | 19 |
| Kind of equality | 16 |
| Word with equality or harmony | 29 |
| Word with "equality" or "harmony" | 53 |
| The R of CORE | 13 |
| The "R" in CORE | 25 |