Etan disappeared in 1979 ; his face appeared on milk cartons all across the United States . His case marked a time of heightened awareness of crimes against children . Pedro Hernandez confessed three years ago to the killing .
Etan Patz disappeared in 1979 ; his face appeared on milk cartons all across the United States . His case marked a time of heightened awareness of crimes against children . Pedro Hernandez confessed three years ago to the killing .