SAN ANTONIO — An off-duty San Antonio police officer was arrested on DWI charges early Wednesday morning.

Around 2:21 a.m., police were called to the scene of a major accident. Upon arrival, Officer Arthur Lopez was found to be the driver of  a silver truck involved in the accident.  

Investigators said Lopez smelled heavily of alcohol and later, it was determined that he was intoxicated.

Further investigation revealed that he was traveling the wrong direction on Navarro Street, which is one way street, and the other driver was traveling eastbound on Market when the vehicles collided.

This is a developing story. Stay with Spectrum News for updates as they become available.