Wisconsin school shooting: 'combination of factors'

A shooting at the Abundant Life Christian School in Madison, Wisconsin, on Monday, left three people dead, including the 15-year-old suspected shooter, and six others injured. In an update on Tuesday, Madison police said detectives are looking into the suspected school shooter's online activity and added the motive appears to be a "combination of factors." Bobby McDonald, former Supervisory Secret Service Agent, joined LiveNOW from FOX to discuss.