that's sarah murray reporting. in iowa today--senator cruz said he's not worried about the headlines. he says his focus is on talking to voters directly. coming up--facebook aims to limit online gun sales. plus--a manhunt in california is heating up, as investigators try to close in on two "more" escaped fugitives. a dangerous convict who escaped from a california down the manhunt for the two more. a white van is at the center of the search--and police believe the fugitives could be traveling from san jose to fresno. mary moloney has the latest --reporter pkg-as follows-- two escaped inmates still on the run -- possibly in this white van -- stolen a day after the escape. : "i can't reiterate enough the importance of the white van. we believe that mr. nayeri and mr. tieu are together in that white van." hossein nayeri is the suspected ringleader. prosecutors say nayeri -- attacked a man four years ago -- doused him with bleach -- set him on fire -- cut off his genitals -- and dumped him in the desert. while in jail