Police say boy 's body was found 11 months after he was reported missing in 1991 . A new investigation was launched after a routine cold - case trial . She later admitted making that story up as well , according to The Star-Ledger . Boy 's mother , Michelle Lodzinski , was arrested 23 months after reporting her son missing .
Police say boy 's body was found 11 months after he was reported missing in 1991 . A new investigation was launched after a routine cold - case trial . Boy 's mother , Michelle Lodzinski , was arrested 23 months after reporting her son missing .