Austria's gun laws under scrutiny after country's deadliest mass shooting

Austria is in mourning and its gun laws under scrutiny, after what is said to be the country's deadliest mass shooting in peace time. A former student gunned down 10 people at a secondary school before fatally shooting himself. Authorities are trying to determine the motive behind the attack. A local report claims the shooter's suicide note suggested he was a victim of bullying. European leaders say they are shocked and saddened by news of the shooting. Will Denselow reports from Brussels.