Higher Power upsets in the $1 million Pacific Classic and Dunbar Road continues to roll in the Alabama at Saratoga in highlights of weekend U.S. horse racing.

Tax upset Saturday's Jim Dandy at Saratoga, further muddling an already cloudy picture in the 3-year-old division but setting up a dandy Travers Stakes Aug. 24; speed rules in much of the rest of U.S. weekend racing.

Despite oppressive heat, most of the weekend's big races finally got to the post, with Maximum Security surviving another inquiry to win the Haskell and Guarana winning the Coaching Club American Oaks.

Game Winner returned to the winner's circle during the weekend, Elate won the Delaware Handicap and Chad Brown saddled another big trifecta.

One Bad Boy came from California to win the Queen's Plate in Canada while the 2017 Plate winner takes a big race on the same card; Breeders' Cup qualifier in Florida and plenty of other weekend action.

The Grade I United Nations on the New Jersey turf shared the weekend racing spotlight with the Ohio Derby and the Mystic Lake Derby in Minnesota.

Weenedin action failed to answer the question of who's the best 3-year-old in American racing as Maximum Security couldn't hold the lead in the Pegasus Stakes.

Trainer Chad Brown dominated three days of world-class racing during a glorious weekend at Belmont Park; much other weekend action, from Brazil to Canada.

The 2019 Triple Crown had three different winners as Sir Winston ran for an upset Saturday's Belmont Stakes

The long Memorial Day weekend produced everything from a 33-1 shot winning a Breeders' Cup berth to one-time claimer Vasilika winning again at the top level.

The top three finishers from the Preakness Stakes, including winner War of Will, could race off again in three weeks at the Belmont Stakes.

With the top three finishers from the Kentucky Derby taking a pass, the beaten favorite from that race, Improbable, is the morning-line favorite for Saturday's Preakness from gate No. 4.

Serengeti Empress bounces back from last place finish in Fair Grounds Oaks to land America's biggest race for 3-year-old fillies.

The field for Saturday's 145th Kentucky Derby, revised after the scratch of morning-line favorite Omaha Beach

Omaha Beach and three Baffert horses star in the field for Saturday's Kentucky Derby.