we don't know, said the defense, but it wasn't rick gagnon. ors filed out to deliberate. rick waited with his attorneys. and the woman many felt to be at the heart of it all held her breath. >>> coming up -- the jury renders its verdict. >> i didn't know what to think. i didn't know what to think anymore. >> but this isn't the end of the case because finally investigators learn who left those mystery blood drops at the crime scene. >> you said they identified the killer. >>> jurors in rick gagnon's murder case deliberated for only a few hours. when they filed back into the courtroom, he read their faces and knew. they'd found him guilty. >> two counts of mur received two life sentences. >> reporter: that's called a pine box sentence. >> pretty much. >> reporter: you're going to get out of the system in a pine box when you're dead. >> yeah. >> reporter: bambi bennett said she didn't want to be in court for the verdict. her attorney, jim irvin, called her with the news. >> here i am thinking, oh, my gosh, could he have done this? and then i'm goi