The United States, from 1970 to 2005, Increased its Prison Population by about 700 Percent Obey, 40, a Guatemalan and the single mother of a 12-year-old and a 6-year-old, was picked up in an immigration raid as she and nine other undocumented workers walked out of an office building they cleaned in Newark, N.J. Her two children instantly lost their only parent.