Obama widens his lead in Gallup's daily tracking.
Obama has a healthy lead in Pennsylvania, according to a state poll.
Pew attributes a tied race to McCain's recapturing more weakly partisan Republicans and his growing support with white, working class voters.
Insider Advantage's latest telephone poll of Florida shows John McCain with a slight lead over Barack Obama, 48 to 44. Their latest telephone poll of Virginia shows a race tied at 43%. Note that IA includes Bob Barr in their questions.
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