What to Expect From Student Walkouts on Gun Violence

Wednesday marks the one month anniversary since the shooting at Majorie Stoneman Douglas High School in Parkland Florida that left 17 students and teachers dead. Thousands of students around the nation will mark the day by staging walkouts - many will be 17 minutes long - one for each of the victims. The protests are designed to put pressure on Congress to tighten gun laws. We look at how the walkouts will unfold and how schools are handling them.