> How a Reddit post blew Brown University shooting investigation wide open
> Frustration had mounted that the murderer had managed to get away and that a clear image of his face hadn't emerged - until a Reddit post finally put police on his trail.
What I heard is he called the police tip line and left a message but didn't hear back for two days. After two days he left this tip and then was made a person of interest. This is just what I heard, not sure if there's more to this story.
> How a Reddit post blew Brown University shooting investigation wide open
> Frustration had mounted that the murderer had managed to get away and that a clear image of his face hadn't emerged - until a Reddit post finally put police on his trail.