Obama 49% McCain 40%

Belmont Horse Racing Photo, 1950's Anonymous

Sen. Barack Obama now leads Sen. John McCain among national registered voters by a 49% to 40% lead, according to the latest Gallup Tracking Poll.

The margin is the largest for Obama over McCain measured since Gallup began tracking the general election in March.

http://www.gallup.com/poll/109102/Gallup-Daily-Obama-49-McCain-40.aspx