SAN FRANCISCO (CBS 5) – San Francisco police took a bite out of crime after an angry motorist allegedly took a bite out of another motorist in a fit of parking space rage.

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San Francisco police arrested Sara Gillan, accusing her of biting another woman over a parking spot around 6 p.m. Tuesday on Jennings Street in The Bayview. Police said the fight began when a car swooped into the parking space that the suspect had apparently been waiting for.

That’s when Gillan is accused of approaching a woman in the other car and biting her in the chest and the arms. The victim showed CBS 5 cameras a large bruise on her arm from the bite.

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A witness told CBS 5 that teeth were not the only weapons.

“When she got loose, she got the Taser gun,” said Trevell Council, who watched the brawl break out in the parking lot. “She went and got the Taser gun and everything and she was trying to get her, but they was struggling and then she dropped it.”

Gillan was booked on charges of aggravated assault.

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The two men and the other woman involved were released at the scene.