Cain’s campaign releases internal poll results after NRCC pulls back on TV ad buy October 20, 2014Elections#mepolitics, 2nd Congressional District, Bruce Poliquin, Emily Cain, GOP, MaineDems By Nell Gluckman Internal polling data released by Emily Cain’s campaign puts Cain ahead of Bruce Poliquin. But when campaigns release this kind of data, it should be taken with a fairly large grain of salt.