Obama Mexico Visit Highlights Ties Between U.S. Gun Policy, Mexican Drug War

In the debate over reforming U.S. gun laws, opponents and supporters cite powerful statistics: 26 dead, 20 of them children, in the Sandy Hook Elementary School shooting in Newtown, Conn. Some 3,300 killed in the U.S. by firearms since Sandy Hook. But one key number is rarely mentioned: more than 70,000 killed in Mexico's drug wars since 2007. During President Barack Obama's visit to Mexico this week, both he and newly elected Mexican President Enrique Pena Nieto have focused primarily on the tw...