Jun 24, 2013 10:18 PM by Associated Press
PHOENIX (AP) - A Maricopa County detention officer is undergoing surgery after an inmate bit off part of her ear during a scuffle in the Lower Buckeye Jail.
Sheriff's officials say the officer was conducting a routine check of the cell Monday afternoon when inmate Bobby Ruiz allegedly jumped on her back and bit part of her ear off.
They say the unidentified detention officer was recently hired by the sheriff's office.
Officials say Ruiz faces charges of aggravated assault on an officer.
He's been placed on locked down consisting of a diet of bread and water.
Sheriff's officials Ruiz is in jail after being convicted for aggravated assault with a deadly weapon.