Conn. Agencies Regs. § 12-574-A15
(k) Failure to select a winner and race cancellations.
(2) If no daily double ticket is sold combining the winners of the first and second races, or the second race is cancelled or declared "no race," the net pool shall be distributed to holders of tickets designating the winner of the first race, as in a win pool and the daily double shall terminate.
(l) Dead heats.
(m) Effect - horse scratched, excused.