A 78-year-old woman in Philadelphia was killed as she was sitting in a vehicle Wednesday when it was struck by the driver of a stolen car traveling at a high speed, police said. 

The incident occurred around 12:30 p.m. in the 3700 block of Fairmount Avenue, the Philadelphia Police Department said. 

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The driver of a stolen Jeep Grand Cherokee struck five vehicles nearby before hitting the woman's Mercury Mariner as it was parked. She was rushed to the Penn Presbyterian Medical Center where she died. 

Security footage captured the crash. It shows the stolen Jeep crashing into the woman's vehicle and another at a high speed. The Jeep then flipped over and stopped across the street. 

The driver and a passenger fled the scene on foot, police said. 

The vehicle was recovered and authorities were searching for the suspects. 

Two New York police officers were stabbed Wednesday and a suspect was shot and killed. 

The Suffolk County police officers were attacked in Medford, a Long Island suburb 60 miles east of New York City. They arrived at a location on Birchwood Road around 5 p.m. where the incident occurred, the Suffolk County Police Department said.

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One of the residents, a man, pulled out a knife and stabbed two officers, authorities said. 

"During the incident, one or more officers discharged their weapon fatally striking the man," a police statement said.

One officer was airlifted to Stony Brook University Hospital and another was taken to the same hospital via ambulance. 

Their medical conditions were not disclosed. A third officer was treated for minor injuries. 

Authorities did not say how many officers fired or the number of shots. The names of the injured officers or the suspect were not released.