Are US policies to blame for El Salvador's gang violence?

Aired: 11/8/2014 | 0:10:36 | Clip
During El Salvador's brutal civil war 30 years ago, hundreds of thousands of people fled to the United States, where some joined dangerous Latino gangs for protection and a livelihood. Soon after, many of these gang members were deported back to El Salvador, establishing a new and threatening presence in their home country.