A 22-year-old motorcyclist was killed Thursday night when the driver of an SUV rolled through a stop sign and turned in front of him, according to police.
Police say Mario Eduardo Argueta Barrios was riding a Suzuki GSX-R750 south on Gorman Street at about 9:31 p.m. when he was hit by a Toyota Tacoma.
The driver of the Tacoma, 55-year-old Michael Wickham, was turning left from Walnut Creek Parkway. Police say Wickham slowed but did not come to a complete stop before colliding with Barrios, throwing him from the motorcycle…