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SUNRIVER, Ore. Oregon State Police are searching for additional witnesses of a Sunriver motorcycle crash that killed a Portland woman and left two others seriously injured.

On May 22, a Harley Davidson motorcycle collided with a Ford Mustang on Highway 97 near Lava Butte in Sunriver, according to Lt. Gregg Hastings of Oregon State Police.

The motorcycle, which had two passengers, crashed into the center concrete barrier before coming to rest several hundred feet away from the original crash site, Hastings said.

The Mustang flipped and landed overturned on the side of the highway.

The motorcycle s passenger, 53-year-old Lisa Grall of Portland, died at the scene.

The driver of the motorcycle, 62-year-old Phillip Branum of LaPine, suffered serious injuries and was air-lifted to St. Charles Medical Center in Bend. Both Grall and Branum were wearing helmets.

The driver and sole occupant of the mustang, 27-year-old Cory McBride of Tucson, Arizona was seriously injured and taken to St. Charles.

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