A 40-year-old El Cajon man was killed when he lost control of his motorcycle on Interstate 8, the San Diego County Medical Examiner's Office reported Friday.

Shawn Russell Kinzer was riding his 2003 Honda CBR 600 motorcycle east on Interstate 8 in El Cajon at a high rate of speed about 8:40 p.m. Thursday, according to the Medical Examiner's Office. He was wearing a helmet and was the motorcycle's sole occupant.


Kinzer was seen to lose control of the motorcycle west of Mollison Avenue and was ejected from it, landing in the traffic lanes, where he may have been struck by a passing vehicle, the Medical Examiner's Office said.

Passing motorists stopped and called 911and emergency personnel took him to Sharp Memorial Hospital, where he was pronounced dead, despite resuscitation efforts.

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