Why Mexico Is Suing U.S. Gunmakers

For years, Mexico has been gripped by horrific violence as drug cartels battle each other and kill civilians. In the last 15 years alone, homicides have tripled. The violence, the Mexican government says, is fueled, in part, by American guns. Now Mexico is bringing a lawsuit against 10 gun manufacturers in a U.S. federal court, accusing them of knowingly facilitating the sale of guns to drug cartels in the country. How did the situation get to this point, and what arguments are being mounted by the Mexican government? Guest: Natalie Kitroeff, a correspondent covering Mexico, Central America and the Caribbean for The New York Times.