Rombauer has sprung an upset to win the Preakness Stakes at 11-1 odds.

Medina Spirit is trainer Bob Baffert’s fifth horse to fail a drug test in a year. He denied any wrongdoing. Medina Spirit was tested again to confirm the accuracy of the first test.

Kentucky Derby winner Medina Spirit has tested positive for a banned race-day drug, its trainer announced.

The horse, Medina Spirit, could be disqualified and lose the title if further testing confirms the results.

Bob Baffert, a Hall of Fame trainer, announced that 2021 Kentucky Derby winner Medina Spirit had failed a post-race drug test, describing the result as a "complete injustice."

Medina Spirit held off 3 challengers in the stretch to win the Kentucky Derby.

Kentucky Derby slowly bringing sights, sounds and rituals familiar to Louisville

The victory over Improbable gave trainer Bob Baffert a 1-2 finish at Keeneland.

Authentic led all the way to win a Kentucky Derby unlike any other.

2020 Kentucky Derby is a surreal distillation of the crises facing the country.

Long-shot winner of the first English Derby to take place without spectators.

Belmont Stakes is this year's first race of a rejiggered Triple Crown schedule.

Announcement came just before the original post time for the Triple Crown race.

Virtual race was against 12 fellow Triple Crown winners.

A 3-year-old gelding was fatally injured in the fifth race at Santa Anita.

Two-time Kentucky Derby-winning jockey Mario Gutierrez was tossed.

The New York Times reports that Justify, the horse that won all three major races in 2018, failed a drug test a month before the Kentucky Derby.

Management has chosen to continue racing for the rest of the current meet.

Stronach Group investigating whether rules were followed before 26th horse death

It's the first equine fatality since March 31.

Kentucky Derby winner Country House will not race in the Preakness Stakes due to health concerns, according to its trainer.

Maximum Security will not run Preakness; Kentucky Horse Racing Commission denies appeal of disqualification as Derby winner

Flavien Prat rode Country House with 65-1 odds in the 145th Kentucky Derby.

Flavien Prat speaks out about his victory with Country House after the first-place winner, Maximum Security, was disqualified.

Country House's jockey objected Maximum Security's win, claiming that the horse "veered out of his path in the final turn."

A two-horse spill in the $100,000 San Simeon Stakes led to the latest death.

Justify charged out of the gate and never gave up the lead, powering his way to victory at the Belmont Stakes to become just the 13th horse to win the Triple Crown.

The injured jockey suffered a clavicle fracture.

There will be no Triple Crown winner this year.

The horse - the pre-race favorite - remains undefeated.

Nyquist will make his run for the roses at Churchill Downs in the 142nd Kentucky Derby on Saturday.

What happens to racehorses after life on the track?