A motorcyclist was killed in a crash possibly involving a semi-truck in Carlsbad Friday evening.
The crash occurred around 6:16 p.m. on the northbound Interstate 5, north of Cannon Drive, according to the California Highway Patrol (CHP).
Witnesses told NBC 7 the motorcyclist was splitting lanes when he side-swept a black car. The motorcyclist then rear-ended another car, which pushed him into the back of a semi-truck.
All lanes on the freeway were blocked to traffic and a Sig Alert was issued for some time.
At approximately 8:30 p.m., the northbound I-5 was reopened to traffic, according to Caltrans.
No other information was available.
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