The Frederick Police Department told the paper Rosenberg and another unidentified man had been approached by a detective after they were spotted peeking into parked cars on the street late at night. The authorities believed the men intended to break into the cars and steal from them. It was only after Rosenberg was arrested (and found to have a small bag of marijuana and an air pistol on him) that he began offering the police donuts. Rosenberg reportedly made the same offer repeatedly, leading officers to, at first, believe he was poking fun at them. When he kept repeating himself,...