Ben Carson takes double-digit lead over Donald Trump among likely Iowa GOP caucus-goers, according to Monmouth University poll. Carson favored by 32%, Trump 18%; the two were tied for top spot at 23% each when poll was taken in Aug. Next tier of candidates include Ted Cruz at 10%, Marco Rubio at 10% and Jeb Bush at 8% Carson has risen 9 ppts and Rubio 6 ppts from last poll; Trump has dropped by 5 ppts Carson's support has risen among all ideological groups, according to e-mail statement; he lead
Source: Bloomberg.com news