PICACHO PEAK, Ariz. (KGUN9-TV) - A fatal single vehicle accident on westbound I-10 at milepost 221 near Picacho Peak has backed up traffic for about several miles.
Arizona Department of Public Safety official Quentin Mehr says the collision happened around 2:40 p.m.
State troopers on scene of a single vehicle fatal collision WB I10 milepost 221 (Picacho Peak). The two outside lanes are blocked by debris.
— Quentin Mehr, PIO (@dps_pio_mehr) June 14, 2016
According to Mehr, a vehicle was traveling eastbound on I-10 when the 78-year-old driver lost control.