GOP candidates vying for their party's nomination met Sunday for a debate in Florida, where they promoted their conservative credentials and took aim at the record of Democratic hopeful Sen. Hillary Clinton. Political reporters assess the Republicans' performance.

Republican Fred Thompson's unofficial campaign for president has gotten considerable attention as he works to garner support. A political reporter talks about Thompson's likely run and how it might affect the overall race.

Former Massachusetts Gov. Mitt Romney won the Iowa straw poll Saturday, although other top contenders for the GOP nomination did not compete. A Washington Post political reporter assesses Romney's victory.