Horse Racing News by Bloodhorse

Patrick Valenzuela has announced his latest comeback through agent Tom Knust, saying he plans to return to race riding at Betfair Hollywood Park April 26.

Calibrachoa, one of the favorites for the $400,000 Carter Handicap Saturday at Aqueduct Racetrack, has been scratched.

Stephanie's Kitten, a leading juvenile filly last year on both the main track and the turf, heads a field of seven 3-year-old fillies in the Central Bank Ashland Stakes on opening weekend at Keeneland April 7.

Trainer Bob Baffert was released from a Dubai Hospital March 29, three days after suffering a heart attack following his arrival in the United Arab Emirates to manage his horses for the World Cup.

The March 22 live racing program at Fair Grounds Race Course & Slots has been canceled due to torrential rain. The state and track stewards made the final decision in consultation with Fair Grounds officials at 10:30 a.m. CDT.

Leading New York rider Ramon Dominguez, diagnosed with a dislocated collarbone after a nasty fall March 18 at Aqueduct, could be healed in time to ride Hansen in the Resorts World Casino New York City Wood Memorial April 7.

Horse of the Year Havre de Grace, set to make her 2012 debut in the $150,000 New Orleans Ladies Stakes at Fair Grounds Race Course & Slots March 17, drew post position 2 and will face four opponents.

Gulfstream Park will host the 14th running of the Claiming Crown on the opening day of its 2012-2013 meet Dec. 1, 2012.

Horse of the Year Havre de Grace breezed five furlongs in :59 3/5 at Fair Grounds Race Course & Slots March 12 in preparation for her 2012 debut in the March 17 New Orleans Ladies Stakes at the Louisiana racetrack.

Zenyatta, the 2010 Horse of the Year, became one of America's most beloved new moms when she delivered a healthy dark bay colt at about 10:10 p.m. EST March 8 in Lexington, Kentucky.