He's the most prominent Democrat yet to take a side in the presidential election, but two sources close to Al Gore tell us not to expect the former vice president to endorse either Hillary Clinton or Barack Obama any time during the primary season.

The sources say Gore talks with both Clinton and Obama, and is on good terms with both. But with Sen. John Kerry and Bill Clinton both aligned to a candidate, Gore has a role to serve as the neutral elder statesman in the party.

http://politicalticker.blogs.cnn.com/2008/02/11/sources-gore-wont-endorse/