Rudy Giuliani files a 'statement of candidacy'

BREAKING: Former New York City mayor Rudy Giuliani has filed a statement of candidacy for a 2008 Presidential run...

UPDATE: According to CNN, he's also filed the papers necessary to run.

UPDATE #2: Via the Associated Press:

Rudy Giuliani, the former New York City mayor whose popularity soared after his response to the Sept. 11, 2001 terrorist attacks, moved closer to a full-fledged campaign for the Republican presidential nomination on Monday.

In a sign that he's serious about running for the White House, the two-term mayor was filing a so-called "statement of candidacy" with the Federal Election Commission. In the process, he was eliminating the phrase "testing the waters" from earlier paperwork establishing his exploratory committee, said an official close to Giuliani's campaign.

Developing...