>> security cameras at this dairy queen capture the scene that unfolds. for almost five minutes, this customer paces around. he leans against the counter, next to the trash can, and jokes with sarver and the store manager. he even looks through his wallet. apparently, he realizes he's short on cash. >> he went into the cash office right behind the manager, asked her for a job application, and that's when he grabbed that money bag and turned and tried to run out. >> sarver springs into action. and turns out it's lucky sarver is there. he's no ordinary customer. he's a trained corrections officer with the nearby delaware county sheriff's office. he's off duty, but now he's locked, arm in arm, wrestling this criminal to the ground. >> it was an instinct, just reacting to the situation. i just made a split-second decision to protect the business and the employees here. >> while the two struggle, an