03/31/2011 2:09PM

Santa Anita: Changes on a warm day

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Temperatures are expected to reach the mid-80s on Thursday at Santa Anita for an eight-race program.

There are scratches in half of the races.

In the first race, Tiralee, a 20-1 outsider, will not start in a maiden claimer over 5 1-2 furlongs.

There is a key scratch in the fifth. Morning-line favorite Reality Ride (8-5) is withdrawn because of injury, according to track officials. In the sixth race, Mark the Bench is withdrawn because of illness.

In the eighth race, there are two scratches in a maiden claimer over 5 1-2 furlongs - Alpine Echo (unsoundness) and Black Sox (injury).