On 5-8-2024 at approximately 11:47pm calls came in for a solo rollover crash on Highway 4 and Discovery Bay Blvd. Upon arrival emergency crews found a solo vehicle on its side. Not sure of the full details if the driver was extricated by fire personnel or self extricated. No injuries were reported but driver was arrested for SUSPICION OF DUI but is not confirmed. Patient was transported to Sutter Delta Hospital in Antioch Ca. The crash is under investigation by the California Highway Patrol.