President Obama Begins Campaign to Push for Gun Control

Aired: 2/4/2013 | 0:10:53 | Clip
President Obama visited Minneapolis to launch a push for tighter gun control. Gwen Ifill talks to Philadelphia police commissioner Charles Ramsey and Bruce Hartman, sheriff of Gilpin County, Colo., about the differences of gun cultures in rural and urban settings and protecting citizens from crime while protecting their rights.