A new poll suggests Newark Mayor Cory Booker has the edge on incumbent Sen. Frank Lautenberg (D-N.J.) in a hypothetical primary match-up.
Fifty-six percent also say the country will be better off in four years, according to a new CNN/ORC poll.
The liberal-leaning pollster projected a 2-point Obama victory and put him at the critical 50 percent mark.
Democratic Rep. Chris Murphy has won the race for Senate in Connecticut, according to projections from multiple news sources, keeping the seat in Democratic hands.
Six in 10 voters say the economy is their top issue, according to AP exit poll.
On Election Day, a new poll shows no room in the race between Mitt Romney and President Obama.
Independents are almost split, at 48 for Romney to 46 for Obama.
Obama leads Romney with 50 percent support to 48.5, an edge within the poll's 3-point margin of error.
The race is markedly tighter than it was when Hurricane Sandy forced Gallup to suspend its polling operations last week.
Obama leads Romney 50-49 in Florida, with the candidates tied at 49 percent in North Carolina.