Families in crisis: Illegal immigration

Central Americans are migrating to the U.S. in record numbers, but it’s part of a vicious cycle decades in the making. CBS Reports’ Adam Yamaguchi travels to El Salvador to meet a single father, deported from the U.S. in 2009, and his young son, caught in a revolving door of deportation and remigration, to explore an intractable problem with no clear end in sight.