Jamaica Plain Patch has the background on the incident, in which a former worker at the Dedham Whole Foods trusted his former supervisor - with whom he'd regularly smoked pot - to help him sell his phone, only to wind up being robbed by him and two other guys at knifepoint.
Suspect acting in joint venture with two other known suspects dragged the victim into a metallic silver jeep. [Carey] then robbed the victim of his personal belongings, cut the victim's throat with a knife/razor and threaten to kill the victim. The suspects released the victim a short time later.
If you happen to see him, you can contact BPD detectives at 617-343-5628.