An 18-year-old Norman man was killed early Sunday morning after crashing his motorcycle while riding with a group on Interstate 40 in Oklahoma County, according to the Oklahoma Highway Patrol.
Troopers said the crash happened around 1:40 a.m. as the rider, identified as Martinez-Nieto, traveled west on I-40 at a high rate of speed near the on-ramp to I-35 north.
Witnesses told investigators the motorcycle began to wobble before the rider lost control, struck the inside wall, then hit the outside barrier…