California Shooters Linked to ISIS, Combat opens to Women

Aired: 12/4/2015 | 0:21:36 | Episode
The FBI is investigating the mass shooting in San Bernarndino, California, that left 14 people dead as "an act of terror" after one of the suspects declared her allegiance to ISIS in an online post. NBC News' Pete Williams updates us on where the investigation stands. Plus, the shooting has revived political conversations about enhancing gun laws in America.