Republican presidential candidate Texas Gov. Rick Perry.
House Republican Conference Chairman Rep. Jeb Hensarling (R-Texas), right, with House Majority Leader Eric Cantor of Virginia.
Sen. Lamar Alexander discusses his decision to step down from the No. 3 position in the Senate GOP leadership in January.
President Barack Obama addresses the 66th session of the United Nations General Assembly, Wednesday, September 21, 2011.