The star-crossed sophomore campaign for Shanghai Bobby, last season’s unbeaten 2-year-old champion, came to an end with his announced retirement Sept. 29 due to an injury.

The son of Harlan’s Holiday will stand at Coolmore America’s Ashford Stud in Kentucky, the farm said in a release. According to the statement, Shanghai Bobby sustained an injury to a suspensory ligament when making a successful comeback in the Aljamin Stakes at Belmont Park Sept. 20.

A winner of all five starts as a 2-year-old, including the Grey Goose Breeders’ Cup Juevnile, the Aljamin was Shanghai Bobby’s first race since suffering a pelvic fracture, which caused him to miss this year’s Triple Crown races. Shanghai Bobby, campaigend by Starlight Racing, retires with a career mark of six wins and a second in eight starts with earnings of $1,857,000.

Starlight Racing co-managing partner Jack Wolf said, "We’re disappointed as we were looking forward to him returning to top-level competition following his win in the Aljamin Stakes. This horse has taken us on a great adventure, from his undefeated 2-year-old campaign and Eclipse Award, to his successful return at 3. We are proud to have owned this special horse, and we wish him the best as he begins his new career at Ashford."

"It’s very disappointing as he ran really well off the layoff and we were looking forward to going back to Santa Anita with him for the Breeders’ Cup Sprint or the Dirt Mile," trainer Todd Pletcher said. "He was a reall