The son of an Indiana mayor was arrested Saturday evening after he allegedly fell asleep behind the wheel at a McDonald’s drive-thru while he was twice the legal alcohol limit. Christian Roberson, 35, allegedly took a snooze behind the wheel of his Kia Optima while parked between the take-out windows at a McDonald’s drive-thru in Elkhart, Indiana late Saturday night, ABC 57 reported. When officers pulled into the parking lot just before 3 a.m. in response to a purported medical emergency, they