Correspondent Chip Reid reports on Saturday's March for Our Lives rally in Washington, D.C., which grew out of students' own response to the mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, in which 17 students and educators were killed. Reid also examines past attempts to turn tragic incidents of gun violence into political action to rewrite gun laws - and why this time may be different.
Air Date: Mar 25, 2018
