American Pharoah's roots are steeped in Hyperion blood, put together by Florida horseman Fred Hooper.
California breeding sustained a big hit May 1 when Tribal Rule, the state's leading sire, died from an apparent heart attack while covering a mare at Ballena Vista Farm in Ramona, Calif.
Yankee Gentleman, the sire of six stakes winners from his first three crops of racing age, has been relocated to Brett A. Brinkman's Le Mesa Stallions in Carencro, La.
Stakes winner Yankee Gentleman, whose 117 Beyer Speed Figure is one of the highest of the year, will enter stud at Mr. and Mrs. Brereton C. Jones' Airdrie Stud near Midway, Ky.
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