USA Today/Gallup swing state poll of registered voters:

Obama 51 — Romney 42

AND: Obama holds a 2 — 1 advantage over Romney among women under 50.

Conducted March 20 — 26, 2012. Margin of error 4 points. States surveyed include CO, FL, IA, MI, NV, NH, NM, NC, OH, PA, VA and WI.