The driver, a 25-year-old man from Ceres, was traveling north on Boyce Road around 5:10 a.m. when he struck the biker near Auto Mall Parkway and Stewart Avenue, Fremont police said in a statement. He then called police to report the crash, said Geneva Bosques, a police spokeswoman.
Authorities are investigating whether the driver was under the influence of drugs or alcohol, Bosques said. He stayed at the scene and was cooperating with police. No arrests had been made as of Wednesday morning.
Alejandro Serrano is a San Francisco Chronicle staff writer. Email: firstname.lastname@example.org Twitter: @serrano_alej
The fatal collision happened at about 5:10 a.m. in the northbound direction of Boyce Road between Auto Mall Parkway and Stewart Avenue, police said. Authorities did not identify him immediately, but police said they believe he was 28 years old.
Officers are investigating whether drugs or alcohol are a factor in the crash. The driver of the unspecified vehicle was a 25-year-old man from Ceres, and spokeswoman Geneva Bosques said they detained him for questioning.
Police closed all lanes of northbound Boyce Road to investigate. They opened one lane just after 12:25 p.m.