Andrea Mitchell Reports 03/13/13

Gun violence threatens the peace, stability of South Sudan

Activists are urging President Barack Obama to endorse the International Arms Treaty to stem violence around the world and stop the proliferation of guns in South Sudan. Actor and Oxfam global ambassador Djimon Hounsou and Ryan Offenheiser, president of Oxfam America, discuss. ... more Duration: {{video.duration.momentjs}}