A motorcyclist was killed and another driver injured in a crash in Arlington, Massachusetts, on Sunday, police said Wednesday.

Arlington resident Martin Mitchell, 65, was pronounced dead at a local hospital after being injured in the crash at the intersection of Washington and Summer streets about 8 p.m., according to local police.

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The other driver, who's been released from the hospital, has been cooperating with investigators from state and local police. Arlington police identified her only as an 18-year-old from Saugus, and didn't say what they believe led to the crash.

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