Wisconsin staffer and former NFL head coach Jack Del Rio was arrested last week for operating a vehicle while intoxicated.According to Madison police, Del Rio’s car hit a street sign, broke a fence and came to a stop in a yard at about 12:35 a.m. local time on Friday.Del Rio, 61, was taken by police to a local hospital for a blood draw, according to the incident report.”Wisconsin athletics is aware of the incident involving football staff member Jack Del Rio,” the school said in a statement. “We take matters like this very seriously and we are continuing to gather information.”Del Rio joined Badgers head coach Luke Fickell’s staff this season as a senior advisor.