DERRY — The woman struck crossing Tsienneto Road Saturday evening died Monday, according to Derry police.
Jeanne Petrin, 69, died at Massachusetts General Hospital, according to Derry police Capt. Vern Thomas.
The driver of the car, Denis Mwaura, 17, of Derry has not been charged, he said.
The crash is being investigated by the Derry Police Accident Reconstruction Team.
Police were called to the area of Sunview Condominiums just past 5:30 p.m. Saturday.
Police said Petrin was crossing Tsienneto Road, heading toward Fireye Corporation’s parking lot when a vehicle heading west struck her near the intersection of Tsienneto and Route 28.
She was first taken to Parkland Medical Center in Derry, then flown by medical helicopter to Massachusetts General Hospital in Boston.