Factcheck.org: "An Obama-Biden ad says McCain supports 'cutting benefits in half' for Social Security recipients. False!" Obama continued his campaign to scare the elderly by telling another "Social Security Whopper" during a speech in Florida today.

Jay Cost looks at the polls over the past three months and sees "remarkable stability" in the presidential race.

Obama and McCain issue statements on the bombing in Pakistan.

Nate Silver runs through the problems with a new poll that suggests support for Obama would be as much as six points higher if it weren't for racism of white voters.

Joe Biden warns Barack Obama: I'll give you my gun when you take it from my cold, dead hands.