Pieron had held a birthday party at his house the day before, and he was on academic probation from the University of Miami.
Investigators are trying to determine whether the murder is linked to an armed robbery at Pieron's home last May.
Local student found dead in Florida
MIAMI-DADE, Florida Surveillance video was taken just hours before 21-year-old Eddie Pieron was found dead. One neighbor said there was blood on the floor, walls and couch.
