Nitrogen clinched champion older dirt female honors, winning Saturday’s $1,780,000 Breeders’ Cup Distaff (G1), holding all challengers safe for a 2 1/4-length victory.

Owner Gary Barber celebrated a Grade 1 double on the Keeneland turf Saturday with different partnerships and trainers.

Far and away the class of the field as the 1-20 favorite, Nitrogen sailed through her Breeders’ Cup Distaff (G1) tune-up in Friday’s Beldame (G2) at Belmont Park.

Second to Horse of the Year Sovereignty in the Whitney (G1) at Saratoga, Nitrogen lands in a softer spot in Friday’s $250,000 Beldame (G2) at Belmont Park.

The experience and class of Al Hudaiba proved too much for his seven rivals in the Breeders’ Cup Challenge prep for the Juvenile Turf (G1).

And One More Time turned back multiple challengers and survived a stewards’ inquiry after floating wide in the stretch of Saturday’s Ballston Spa (G2) at Saratoga, prevailing by a neck.

It’s increasingly looking like Hall of Fame trainer Mark Casse will have the nation’s leading three-year-old filly in his barn for the second consecutive year.

“I was watching it and thinking, there’s a wire and there’s noses, why should it take so long?”

Sunday’s Bashford Manor S. witnessed the biggest upset in the 125-year history of the Churchill Downs feature.

The Wise Dan was one of four turf stakes on the banner card at Churchill Downs. Favorites swept all four on a course that remained good despite the rain.

After turning in a Grade 1 double Friday with Nitrogen and Counting Stars, Mark Casse made it a hat trick with Classic Q in the Just a Game (G1) at Saratoga.

Ten years after sending out Hall of Famer Tepin to repeat in the Churchill Distaff Turf Mile (G2), Mark Casse won Saturday’s $976,000 renewal.

The son of Gun Runner demolished his rivals in the $1,237,813 Blue Grass (G1) on Saturday.

Fans at Oaklawn Park were treated to a dominating performance by an odds-on favorite.

Saturday’s Festival Day at Tampa Bay Downs included four stakes in addition to the Tampa Bay Derby (G3).

Trainer Mark Casse and jockey Cristian Torres teamed up to sweep Friday’s $1 million Southwest (G3) and $300,000 Martha Washington S. at Oaklawn Park with Silent Tactic and Search Party.

Strategic Risk took over entering the stretch and rolled to a 4 1/2-length decision in Saturday’s $250,000 Smarty Jones, a Road to the Kentucky qualifier at Oaklawn Park.

A major player in the three-year-old turf division earlier this year, Nitrogen transferred her form to dirt and recorded an important win in Saturday's Alabama (G1) at Saratoga.

After coming within an eyelash of Cogburn’s record time last time out, Bring Theband Home flirted with a stakes record when dominating Sunday’s Troy (G2).

Ewing might have been slowest out of the gate in the $186,000 Saratoga Special (G2), but a quick recovery helped propel the speedy son Knicks Go to a one-length victory.