Reddit post helped investigators find Brown shooting suspect

A Reddit post helped to end a frantic search for the suspect in last weekend's mass shooting at Brown University. The suspect was also a person of interest in the killing of an MIT professor.  Caroline Shively has the newest developments.

Search for Brown University shooter

It has been 96 hours and counting, and police are still searching for the suspected gunman who killed two students and injured nine others at Brown University on Saturday.