As the presidential debates are set to kick off this week, Barack Obama continues to hold a modest national lead over Mitt Romney. Here are the top-line numbers among likely voters in three new polls:
Washington Post/ABC News - Obama 49, Romney 47
Politico/GWU - Obama 49, Romney 47
Rasmussen - Obama 50, Romney 47 (includes leaners)
Digging a little deeper, the WaPo/ABC News poll shows a virtually-tied national race, but has Obama up...