Republican Debate: GOP Presidential Candidates Face Off In Washington (LIVE UPDATES)

On Tuesday night, eight Republican presidential candidates are facing off in the nation's capital in a primary debate.

The forum is expected to focus on national security and foreign policy issues.

The list of GOP contenders taking part in the event includes: U.S. Rep. Michele Bachmann (R-Minn.), former Godfather's Pizza CEO Herman Cain, former House Speaker Newt Gingrich, former Utah Gov. Jon Huntsman, U.S. Rep. Ron Paul (R-Texas), Texas Gov. Rick Perry, former Massachusetts Gov. Mitt Romney and former Pennsylvania Sen. Rick Santorum.

Below, a live blog of the latest developments to unfold in Washington, D.C.