Philly Mayor: 'No Excuses' For Flash Mob Attacks

(CNN) -- Philadelphia's mayor described his stiff curfew on teenagers' "flash mob" attacks on city residents as a dose of "tough love" and called for parents to keep better watch on their kids."

I have an understanding of what of our parents are facing, but others are in very challenging situations, and I appreciate that and understand that, but there is no excuse for young people being out so late at night by themselves and then making bad decisions and literally assaulting other citizens," Mayor Michael Nutter told CNN's "American Morning" on Tuesday. "I will not tolerate that."

More