you win the iowa caucus there's a good chance you can win the republican nomination. jenna: busy times, glad you're covering it all for us. we'll be back with you as news developments, and we have to mention this again, thursday night, the washington examiner and iowa republican party are hosting this debate, bret baier is anchoring. jon: there are new details coming in on saturday's deadly helicopter crash in afghanistan, u.s. officials are now saying the special operations on board, the chin ac, were rushing towards wardack province. thirty americans were killed, including 22 navy seals. right now, coalition forces at the site of the crash are recovering the wreckage. conor powell is streaming live from kabul with an update. conor: >> error reporter jon, the u.s. military says the