13 and 1/2 Days to Change: This is Tightening?

Two new national polls...Pew Research: Obama 52% McCain 38%.
Questions about McCain's judgment in picking Palin, his erratic behavior and negative campaign. Increasing confidence in Obama from the debates. Last Pew poll had Obama up by 10, 50-40.

NBC/Wall Street Journal: Obama 52% McCain 42%
Palin plummets, etc. but the big news: seniors moving to Obama. Last NBC poll had Obama up by 6.