poll that is the least of his worries. his running mate pulled out earlier this month. he's under investigation he and his staff, there are allegations that he used his position as treasurer to run taxpayer funded lottery ads to boost his run towards the governor's office. the attorney general looking into that. this race closely watched because in is a place where political analysts believe president obama may be help to help governor patrick tied with him politically and supports a lot of his positions. >> there aren't a lot of states that barack obama can go to and be helpful to democrats. massachusetts is one. for duvall patrick to win november 2nd, he needs all the base democrats to turn out. barack obama with base democrats in massachusetts, is very popular. >> reporter: the last time president obama was here headlining a big rally in massachusetts it was for martha coakley. that turned out with a brown