The northbound lanes of the Loop 101 have reopened at Guadalupe Road after a serious wrong-way crash.
The incident involving at least five vehicles happened early Friday morning. According to the Arizona Department of Public Safety, two vehicles were involved in the initial wrong-way crash and three others were involved in a secondary collision.
DPS says four people suffered non-life threatening injuries.
According to DPS, the wrong-way driver, a 26-year-old man, transferred from the US 60 to the Loop 101, which is at least two miles in the wrong direction.
The driver is being investigated for impairment.
Northbound lanes of Loop 101 were shut down from Guadalupe to Baseline Road for almost six hours but have since reopened. Check current traffic conditions here.