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Mom killed, dad and son airlifted after 21-year-old driver runs red light in Adelanto

ADELANTO, Calif. ( — A traffic collision in Adelanto caused by a 21-year-old driver that ran a red light claimed the life of a mother and caused critical injuries to her husband and child, officials said.

It happened on Saturday, September 18, 2021, at about 5:57 pm, at the intersection of Adelanto Road and Air Expressway.

The victim identified as April Lyon, 41, a resident of Adelanto, was driving a tan 1999 Chevy Tahoe with her husband sitting as a front passenger and their 6-year-old son sat in the rear behind Lyon’s husband, officials said.

fatal crash investigation on air expressway
(Photo by Scott Hollenbeck)

Sheriff’s officials said the suspect, Ysidro Pinon, 21, a resident of Adelanto, was driving a silver 2011 Ford Fusion northbound on Adelanto Rd and failed to stop for the red traffic light.

“Pinon broadsided Lyon’s vehicle on the driver’s side causing Lyon’s vehicle to roll over an unknown number of times,” stated the release.

Lyon was ejected from her vehicle and was pronounced dead at the scene. Lyon’s husband and son were airlifted to Loma Linda University Hospital for major injuries. 

helicopter landing at the scene to airlift father and son injured in crash
(Photo by Jennifferr Pittman)

Pinon sustained moderate injuries and refused to be medically transported. Sheriff’s officials said further investigation is needed to determine whether alcohol and/or drugs were a factor in the collision.  

According to the news release, “Independent witnesses said westbound Air Expressway’s traffic light was green, and northbound Adelanto Road’s traffic light was red.”

Anyone with information regarding this investigation is urged to contact the Victor Valley Station at 760-552-6800.  Callers wishing to remain anonymous should contact the We-Tip Hotline at 1-800-78-CRIME (27463) or visit  

(April Lyon Facebook Photo)
fatal crash air expressway adelanto
(Photo by Alexis Khatib)

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