LOS ANGELES (CBS) — Police arrested a local man on Thursday suspected of robbing a check cashing store back in January.

David Alvarado allegedly attacked an employee who was delivering money to the store, according to Fullerton police.

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KNX 1070’s Mike Landa reports Alvarado’s not-so-clean getaway may have broken the case wide open.

“Alvarado sprayed the employee with a pepper spray-like chemical agent, and then began choking him in the street,” said Sergeant Andrew Goodrich.

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The employee then threw the bag of money he was carrying. Alvarado grabbed the cash, jumped in a vehicle and fled the scene.

Goodrich said Alvarado abandoned the getaway car after it had a flat tire.

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Detectives identified him as a suspect after collecting DNA evidence from the vehicle.