Former Lakers and Knicks head coach Derek Fisher was arrested on suspicion of a DUI after flipping his car on the 101 in Los Angeles around 3 a.m. this morning, according to the Los Angeles Daily News.Fisher was with his girlfriend Gloria Govan when his 2015 Cadillac drifted off the road and rolled after hitting a guardrail. Both escaped without injury, but Fisher was arrested after police discovered he had been drinking, according to the Daily News' report.Both Fisher and Govan—a former VH1 reality TV show star on Basketball Wives LA during her marriage to Fisher's former teammate and current Golden State Warrior Matt Barnes—made headlines for a public feud between Barnes and Fisher that got violent at least once. Fisher hasn't been working for the NBA since getting fired by the Knicks in 2016.