REDWOOD CITY (CBS SF) — A motorcyclist was killed early Tuesday morning on U.S. Highway 101 in Redwood City after crashing into a disabled car, the California Highway Patrol said.

The crash happened at about 3:50 a.m. on southbound 101 north of Willow Road. The CHP said a 31-year-old man driving a 1999 Honda Accord in the No. 3 lane for some reason lost control and crashed in a solo vehicle collision, leaving the car disabled and with no lights on in the No. 1 lane.

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Moments later, a 36-year-old man riding a 2018 Kawasaki Ninja on southbound 101 drove straight into the disabled Honda at an unknown speed, hitting the right rear passenger door, the CHP said.

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The motorcyclist was pronounced dead at the scene. He was not immediately identified.

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The CHP said it does not appear that alcohol or drugs were a factor in the incident. Witnesses were directed to contact Officer D. Myers at (650) 369-6261.