nj exit polls | today. Obama, 46, who is vying to become the nation#39;s first black president, was doing the best among African-American voters, men and voters under the age of 50, according to exit polls cited by MSNBC. Obama got 80 percent of the black vote nationwide, compared with 17 percent for Clinton, according to the exit polls. Among whites, Clinton led 51 percent to 44 percent. Obama got 53 percent of men to Clinton#39;s 42 percent. Clinton led among women who made up 57 percent of Democratic voters ... [More] [Less]