Burning questions for the candidates
NBC Video: Sam Brownback
Brownback justifies U.S. invasion of Iraq
Oct. 9: Kansas Sen. Sam Brownback told a GOP presidential debate audience in Dearborn, Mich., that the U.S. was justified in going to war in Iraq to fight terrorism.
Web extra video
In his own words
Sen. Sam Brownback, R-Kansas, touches upon the primary themes of his presidential campaign -- Iraq, immigration and abortion.
FirstPerson: You and the campaign trail