Al Gore

The fourth and final day of the Democratic National Convention will be called to order at 5:00 PM EST on Thursday, with a theme of "Change You Can Believe In."

The final day's events will take place at INVESCO Field at Mile High, where over 70,000 people are expected to attend.

Featured speakers will include Colorado Gov. Bill Ritter (D), former Vermont Gov. and Democratic National Committee chairman Howard Dean (D), New Mexico Gov. Bill Richardson (D), U.S. Rep. and U.S. Senate candidate Mark Udall (D-Colo.), Virginia Gov. Tim Kaine (D), former Vice President Al Gore (D) and U.S. Sen. Dick Durbin (D).

U.S. Sen. Barack Obama (D-Ill.), the Democratic presidential nominee, is scheduled to address the convention at 10 p.m. EST.

The full schedule is below.

Ralph Nader, a hopeful presidential candidate, submitted 5,500 signatures to the Maine Secretary of State’s office today.

This is more than the 4,000 needed.

The Portland Press Herald has details here.

Tad Devine, a leading Democratic campaign strategist, will be the keynote speaker at the Muskie Lobster Bake in Scarborough Sunday.

Devine heads the consulting firm Devine Mulvey LLC and gives communications advice to Democrats running for top offices, including U.S. Rep. Tom Allen who hopes to take the Senate seat away from Republican Sen. Susan Collins in November.

Check out the winner and runner-ups for this week's Cartoon Caption Contest.

Care to come up with a caption for this cartoon? Click more for the rules and prizes!