The always exciting Tyler Walker of Los Angeles, CA began his night with a hard hit to the third turn wall that ended in a series of flips. And that’s how his night started in warm-ups. But when the checker flag fell at the completion of the 35 lap Keystone Cup Sprint Series opener, it was Walker doing donuts on the homestretch and back-flips in victory lane as he collected the $5,000 first place prize money.