Plausible Deniability

At the police station, Luke sat there, clutching a water cup, his face a picture of pure innocence. "Officer, you're asking me? I really wouldn't know. I was just driving by when I noticed that guy following a young girl.

"Our boss, bless his kind heart, thought he had bad intentions and told me to check it out. By the time I got there, the guy was already lying on the road, beaten half to death.