The 2-year-old colt is the fifth horse to die at Los Alamitos this year and the fourth this month.
Four horses have died at the Cypress track this year, including three this month alone.
FOX 11 caught up with a local business hopping on the trend of requiring vaccine passports.
Another horse has died while training at Los Alamitos Race Course.
Another horse has died at Los Alamitos Race Course -- at least the 27th horse to die from a racing or training injury at the Cypress track this year.
A man was shot while in his car at a cemetery in Cypress.
Two horses died during races on the same day this weekend at Los Alamitos Race Course, state horse racing officials confirmed Sunday.
Classes at Cypress College in Orange County were cancelled Monday -- at least through this afternoon -- after police received a credible report of possible violence, and a former student has been arrested, authorities said. FOX 11's Gigi Graciette reports.