Dr. Antonio Reyes, 58, of La Palma, Calif., faces misdemeanor charges of suspicion of displaying a deadly weapon in a rude, angry or threatening manner, Sgt. Tom Bruce of the Cypress Police Department said.

Reyes was waiting Monday night with other motorists at Costco pumps when another vehicle cut in front of him. Witnesses said Reyes took a tire iron from his vehicle and allegedly confronted the driver, who locked himself in the car and called police, The Orange County Register reported Tuesday.