detectives named josh powell a person of interest. arch warrants were served at their home, boxes of evidence hauled away. but josh's father steve powell now tells nbc news susan left on her own, purposely choosing that night to disappear. >> oh, yeah, i think it was definitely orchestrated. this whole idea for example that josh went out on an inclement night to take the boys camping, he's done that before and he was very much aware that he would do it again. and when he did it again, it was probably the perfect time to make the slip. >> reporter: susan left behind journals that described a troubled past, an up stable state of mind. a journal powell says not yet seen by police. >> when you read susan's journals she had this total bifurcation between her sexual and moral life. she couldn't admit that she was out doing something with another guy and going to run off with somebody else. >> reporter: that somebody may be this man, steven kosher. he lived in utah and went missing within days of susan. josh powell offered no details on how t

disappear. >> reporter: salt lake tribune reporter nate carlisle spent six hours with josh powell in november, but with the anniversary of susan's disappearance, josh has said little publicly. >> josh believes that his wife ran away on her own accord and that she's still out there and may return one day. >> i think that it's dwight ludicro ludicrous. >> reporter: josh's sister doesn't buy his story. she said susan would never walk away from her children, describes her brother as a controlling man who manipulated his wife. >> it's hard to hear them slander her this way. these things are completely untrue. >> reporter: the truth is, says susan's family, josh powell has always been the focus of the investigation. search warrants were served at their home, boxes of evidence hauled away. ♪ >> reporter: susan's family has held out hope for a year now. her picture will again be circulated to the public. >> everyone wonders what happened to susan, where susan is if or when she will be found. >> reporter: a loving mom who vanished, one year later still no sign of susan powell. for "today," mi

powell vanished a year ago yesterday. her husband josh is a person of interest in the case.ng. over the weekend he says she may have run off with another man who disappeared around the same time. i spoke with susan's sister until and mother who believe josh is hiding the truth. >> i'm quite sure she responsible for susan the disappearance. i would like him to come forward and confess. be a man, he's done the deed whatever it was, let's confess. >> i don't know where my daughter is. i can't do anymore than i have done and doing everything i can do to help find her, and there's a frustration of what is actually -- what did happen to her. >> susan's family is still holding out hope she'll be found alive. >>> temperatures in parts of florida this morning are 20 degrees below normal threatening crop damage. the below freezing temperature, due to that massive storm system that's now engumped the eastern seaboard. citrus growers of scrambling to save their crops. >>> five past the hour. we go back outside. it is a bit cool mr. price. >> yes that is correct. it is a bit cool. here's

the three of them cady and powell and dimitri waving there. her husband, joshs was there. and her son, her 10-year-old son, there in kazakhstan. if you think they had a lot leading up to that, guess what, they actually found a little time to send a little message to the "american morning" crew. >> hey, john, i wanted to say hell to you and the team at "american morning" from the cosmodrome. >> john thanks for following us the whole year, it's cold here, and it's time for us to leave this planet. don't worry, we'll be following you from up there, ciao. >> i'm sure they will, as a matter of fact. we're growi g matter of fact. we're growioing to be with them. i'll be checking in with cady and paolo and dmitri. i guess they were bored they had time to send that to us. >> and very few people get the chance to say "i'm leaving the planet," and then coming back, of course. john zarrella, thanks so much. >>> we're drawings the half hour. five days before the official start of winter and it is so cold throughout. roads iced over. temperatures for much of the east coast