Chris Christie makes a midday stop at T-Bones Great American Eatery in Derry, N.H., as he canvasses for votes on Tuesday. Meredith Nierman/WGBH hide caption
Chris Christie
Wednesday
Tuesday
Bernie Sanders and Donald Trump deliver victory speeches at their respective watch parties in New Hampshire. Jewel Samad/AFP; Joe Raedle/Getty Images hide caption
Republican Chris Christie of New Jersey has invested nearly his entire campaign on New Hampshire. A poor result will almost certainly effectively end his candidacy. Robert F. Bukaty/AP hide caption
Monday
Donald Trump flashes a thumbs up after finishing second in the Iowa caucuses last week. Jim Watson/AFP/Getty Images hide caption
Friday
Republican presidential candidate Donald Trump speaks as the crowd applauds during a campaign stop at the Radisson Hotel in Nashua, N.H., on Friday. John Minchillo/AP hide caption
Tuesday
Thanks to the current nomination calendar, U.S. presidential candidates (like Chris Christie, pictured at the 2015 Iowa State Fair) get lots of practice at flipping pork chops. Scott Olson/Getty Images News hide caption
Saturday
Students from Manchester University visit the caucus exhibit at Iowa's state museum in Des Moines Scott Detrow/NPR hide caption
Politics 101: A College Class Gets Up Close And Personal With The Iowa Caucuses
Saturday
Republican presidential candidate Sen. Marco Rubio, R-Fla. holds a rifle during a campaign stop Jan. 15, 2016, at Sturm, Ruger & Co., in Newport, N.H. Matt Rourke/AP hide caption
Wednesday
Republican presidential candidate and New Jersey Gov. Chris Christie campaigns in Manchester, N.H., in August. Michael Dwyer/AP hide caption
PAC Supporting Christie Scoops Up Voter Data Across New Hampshire
Tuesday
An American soldier carrying equipment walks past an American flag at Incirlik Air Base in Adana, Turkey, as U.S. Air Force war planes are used against ISIS. Anadolu Agency/Getty Images hide caption
Tuesday
Republican presidential candidate and New Jersey Gov. Chris Christie and his wife Mary Pat Christie in Londonderry, NH on Tuesday. Allegra Boverman/NHPR hide caption
In Wake Of Paris Attacks, Chris Christie Sees An Opportunity
Monday
New Jersey Gov. Chris Christie speaks at a No Labels Problem Solver convention in Manchester, N.H., in October 2012. Jim Cole/AP hide caption
Tuesday
Chris Christie, left, makes a point as Mike Huckabee listens during Republican presidential debate in Milwaukee, Wis., on Tuesday. Morry Gash/AP hide caption
Thursday
Marco Rubio (center) was able to stand out even while being targeted by Jeb Bush (left), someone once described as a mentor. Donald Trump looks on. Mark J. Terrill/AP hide caption
Wednesday
Preparations underway in the Media Center at the third Republican debate on the campus of the University of Colorado in Boulder, Colo. Robyn Beck/AFP/Getty Images hide caption