Ted Aljibe / AFP/Getty Images
Sen. Kelly Ayotte speaks during a press conference at the U.S. embassy in Manila on Jan. 17, 2012, while fellow senator John McCain listens.
Bill Clark / Roll Call via Getty Images
Sen. John Thune speaks to reporters after the Senate Republicans' policy lunch in the Capitol on Dec. 13, 2011.
Jason Redmond / Reuters
New Jersey Gov. Chris Christie speaks at the Ronald Reagan Presidential Library and Museum in Simi Valley, Calif., on Sept. 27, 2011.
J. Scott Applewhite / AP
Gov. Bobby Jindal of Louisiana addresses the Conservative Political Action Conference in Washington on Feb. 11, 2012.
Brendan Smialowski / Getty Images
Gov. Bob McDonnell speaks during the 7th annual National Catholic Prayer Breakfast on April 27, 2011 in Washington.
Todd Mcinturf / AP
Former Minnesota Governor Tim Pawlenty addresses the 2012 Michigan Republican State Convention at Cobo Center in Detroit on May 19, 2012.
Sen. Rob Portman attends the 2012 Fiscal Summit on May 15, 2012 in Washington.
Brian Blanco / EPA
Sen. Marco Rubio addresses attendees at the NALEO conference in Orlando, Fla., on June 22, 2012.
Larry Downing / Reuters
Rep. Paul Ryan listens during a campaign event at Monterey Mills in Janesville, Wis., on June 18, 2012.
Evan Vucci / AP
Republican presidential candidate, former Massachusetts Gov. Mitt Romney gestures during a speech to the NAACP annual convention, Wednesday, July 11, 2012, in Houston, Texas.
Mitt Romney's campaign is rolling out a coordinated attack ad on President Barack Obama's "political cronyism," in an attempt to get the focus off the GOP presidential candidate's time at Bain Capital. Daily Rundown guest host Luke Russert reports.
Brendan Hoffman / Getty Images
Sen. Rob Portman, R-Ohio
President Barack Obama continued his attack on Mitt Romney's accomplishments at Bain capital. NBC's Mike Viqueira reports.
Jason Reed / Reuters
President Barack Obama delivers his speech Saturday during a downpour at a campaign rally in Glen Allen, Va.
Jason Reed / Reuters
President Barack Obama greets rain-soaked supporters Saturday during a campaign rally in Glen Allen, Va.