Following news less than two weeks ago that seven Quarter Horses testing positive for Equine Infectious Anemia (EIA) at Los Alamitos were euthanized, the California Horse Racing Board (CHRB) issued a grim update Wednesday evening. The infectious disease necessitated the euthanization of an additional five horses Oct. 16. Like the original seven, all five were Quarter Horses trained by Heath Taylor. A full listing of the 12 can be seen here. The full advisory issued by the CHRB follows: "Under the supervision of the California Department of Food and Agriculture...