Auburn guard Tahaad Pettiford was arrested Friday night on a charge of driving under the influence of alcohol, according to police records in Lee County, Ala.Pettiford, 19, is under the legal drinking age so any blood-alcohol level greater than 0.02 percent is considered illegal in Alabama. His BAC was not reported. He posted a bond of $1,000.”We are aware of the situation, and we will handle internally with Tahaad and his family,” Auburn basketball coach Bruce Pearl said in a statement Saturday morning, according to the Montgomery Advertiser. “We take these matters seriously and will learn and grow from it moving forward.”A blue-chip recruit from Jersey City, N.J., and a freshman sixth man on the Tigers’ Final Four team last season, Pettiford averaged 11.6 points, 3.0 assists, 2.2 rebounds and 22.9 minutes in 38 games (one start).He made the Southeastern Conference’s All-Freshman team and earned a spot on the NCAA Tournament’s All-Region team after averaging 15.2 points in five tourney games. He was held to seven points on 1-of-6 shooting in Auburn’s loss to eventual champion Florida in the Final Four.