BOSTON (CBS) – Police officers continue to close in on the suspects involved in a jewelry store heist and shooting of a Woburn police officer.

On Friday, sources told WBZ-TV’s Kathy Curran that officers had located the getaway car used in that crime.

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Woburn police officer Robert DeNapoli, who was shot several times in the legs, was released from the hospital late Friday afternoon.

The gray Toyota Camry turned up in Jamaica Plain. Several police officers had surrounded the car Friday morning and were likely looking for evidence.

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Curran reports that car, which was reported stolen, was traced back to the mother of shooting suspect Antonio Matos.

Matos is under police guard in the hospital after he was shot allegedly trying to escape. He had refused to talk to police, but on Thursday, family members identified Matos after police released photos of his tattoos.

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At least two other suspects remain on the loose.