The 15-year-old accused of ramming a sheriff's deputy with a stolen vehicle last week has turned himself in.According to Orange County authorities, Jancarlos Ortiz called from his mother's home to surrender to deputies. He's being held at the Juvenile Assessment Center.Authorities said the stolen vehicle Ortiz was driving was found abandoned on Saturday.Sgt. Marcy Pearce was hospitalized for treatment of injuries she suffered in the incident Friday.Ortiz has refused to talk with investigators and has asked for an attorney, officials said.

The 15-year-old accused of ramming a sheriff's deputy with a stolen vehicle last week has turned himself in.

According to Orange County authorities, Jancarlos Ortiz called from his mother's home to surrender to deputies. He's being held at the Juvenile Assessment Center.

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Authorities said the stolen vehicle Ortiz was driving was found abandoned on Saturday.

Sgt. Marcy Pearce was hospitalized for treatment of injuries she suffered in the incident Friday.

Ortiz has refused to talk with investigators and has asked for an attorney, officials said.