MEDFORD (CBS) – A crash on Interstate 93 left one woman dead Saturday night. The victim was identified as 52-year-old Florence Bisson of Haverhill.

According to Mass. State Police, Bisson was driving a GMC Envoy southbound between Exits 33 and 32 in Medford when she lost control and crashed around 7:40 p.m. She was thrown from the car.

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Mass. State Police investigated a fatal crash on I-93 South Saturday night (WBZ-TV)

It is unclear why she lost control.

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I-93 South was closed as State Police investigated the crash.

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Florence Bisson, of Haverhill, was killed in a crash on I-93 Saturday night. (Courtesy photo)

No one else was in the car at the time, and no other vehicles were involved.