endorsements including from rick san tor yum who dropped out earlier this week but this morning on ms nbc santorum struggled to name an accomplishment -- >> can you number one thing that -- >> okay. >> one thing -- have been in a majority for one year and one month of which he was running for president. >> rick spent the better part of the last year running for president. i couldn't expect him to be familiar with my -- >> reporter: he has been the target of attacks saying it's a sign he is surging. >> that is how i respond. when people are trying to have a tough time in the campaign especially near the in. >> reporter: rubio's pitch is similar at each event. that he is the candidate election. this is his 4th and final stop of the day today. live in salem, new news. >> adam: our 7 news/umass lowell tracking poll showing the movement for marco rubio and hillary clinton is going to be a battle for both but it's day to day up in new hampshire. here is andy live in man chester to break it down for us. >> reporter: adam, this is what campaigns are about. give and take. movement up and down and momentum.

although santorum struggled to come up with an accomplishment of rubio's for his four years in the senate. so far, when asked on ms-nbc this morning. live from manchester, new hampshire, 7 news. >> christa: a big change in one presidential candidate is moving ahead of another. so let's get right to andy hiller with the breakdown of the new numbers. andy? >> reporter: hello, christa. time in our new hampshire headquarters with dr. joshua dick who is conducting our poll with umass-lowell. and what it shows is the political ground in new hampshire is moving. we are seeing more of iowa's impact and all the arguing between the candidates that is under way here. hillary clinton is moving up. and marco rubio is really coming up. donald trump stays in first among the republicans with 36%, but marco rubio takes over second place with 15%. ted cruz now in third has 14%. jeb bush 8%. and john kasich, 7%. for the rest of the republicans, chris chris gets 5%. ben carson, 4%. carly fiorina,%. the undecided number is 8%. our tracking poll is what you want to look at. trump is on top, but he is down two points. has dropped on the pol