Peter Denis O'Brien, a 44-year-old audio editor for films, was last seen in Boise, Idaho, on April 2, 2009. That evening, he dropped off his two young sons at his ex-wife's residence. He was scheduled to pick them up two days later, on April 4, but never returned and has not been seen or heard from since. His disappearance is considered uncharacteristic, as he was known to be a dedicated father who adored his sons.
Authorities found O'Brien's apartment unlocked, and he had left behind n
...Read MoreLast Seen: Apr 02, 2009