abc's kennett mo is in washington with more. the final sprint to the iowa caucuses. it's crunch time folks in the one i went when i was when really what i know some of you are still shopping. i like to shop to seven days ago when the candidates for president have the hawkeye state in over the weekend the donald trump also pack the house the gop frontrunner feeling unstoppable. i could stand in the middle of fifth avenue and shoot somebody and i wouldn't lose any voterss but there's word another billionaire could join the rays abc news has learned former new york city mayor michael bloomberg will consider an independent run after super tuesday in march hillary clinton responded in the seas meet the press the way i read what he said is if i didn't get the nomination he might consider as well on to relieve him of that and get the nomination so he doesn't have to. clinton raised in the endorsements over the weekend the this morning ted cruz got the support of former texas governor rick perry but as sarah palin's endorsement of trouble that brought the lives of saturday n