Daily Kos/Research 2000's Obama vs McCain poll, conducted from October 19 to October 21, shows Obama leading McCain by 8 % points — 50 % to 42 % among the likely voters nationally.

Reuters/CSPAN/Zogby's Obama vs McCain poll, conducted from October 19 to October 21, shows Obama leading McCain by 10 % points — 52 % to 42 % among the likely voters nationally.

Investors Business Daily/TIPP's Obama vs McCain poll, conducted from October 18 to October 22, shows Obama leading McCain by 1 % — 45 % to 44 % among the likely voters nationally.

New York Times/CBS News' Obama vs McCain poll, conducted from October 19 to October 22, shows Obama leading McCain by 13 % points — 52 % to 39 % among the likely voters nationally.

Reuters/CSPAN/Zogby's Obama vs McCain poll, conducted from October 20 to October 22, shows Obama leading McCain by 12 % points — 52 % to 40 % among the likely voters nationally.

Gallup Daily Tracking's Obama vs McCain poll, conducted from October 20 to October 22, shows Obama leading McCain by 7 % points — 50 % to 43 % among the likely voters nationally.

Gallup Daily Tracking's Obama vs McCain poll, conducted from October 21 to October 23, shows Obama leading McCain by 8 % points — 50 % to 42 % among the likely voters nationally.