(Portland, OR)  --  Four teenagers are facing charges after being accused of luring another teen to a shed in Southeast Portland and torturing him for hours.  Police say the accused include three boys and a girl and range in age from 14 to 17.  KATU-TV quotes sources as saying the victim was targeted because he was perceived as a bully for calling another student "gay" in a Facebook post.  Court documents show the victim was shot with a BB gun and beaten with a crow bar.