Legal off-track betting parlors in Virginia are closed by a dispute over the future of horse racing in Virginia. The fight is between horsemen and the state’s only thoroughbred race track at Colonial Downs in New Kent County. The problem at Colonial Downs is happening at race tracks across the nation. The cost of running live races often exceeds the amount made from bettors. It means the only way to bet is to do it online. It comes as California Chrome tries to become a Triple Crown winner Saturday.