Reince Priebus, seen in June, is out as President Trump's chief of staff. He will be replaced by Homeland Security Secretary John Kelly. Brendan Smialowski/AFP/Getty Images hide caption
Republican National Committee Republican National Committee
Ronna Romney McDaniel, the Michigan Republican Party chair, speaks before a Republican presidential primary debate in Detroit in March. Carlos Osorio/AP hide caption
Republican presidential candidate Donald Trump caused a stir recently by saying that data and campaign technology was "overrated" in the political world. Matt Rourke/AP hide caption
Donald Trump strategist Paul J. Manafort, left, chats with former presidential candidate Ben Carson, as they head to a reception at the Republican National Committee Spring Meeting, Thursday. Wilfredo Lee/AP hide caption
Curly Haugland, a Bismarck businessman and North Dakota representative on the Republican National Committee, reads a newspaper on the North Dakota state Republican convention stage in 2010. Dale Wetzel/AP hide caption
Reince Priebus, chairman of the Republican National Committee, says current conflicts between candidates won't affect the GOP's strength in the general election. J. Scott Applewhite/AP hide caption
Republican Party Chairman: 'This Will Be Just Fine'
Donald Trump speaks during the CNBC Republican presidential debate Wednesday as Ben Carson looks on. The GOP candidates are pushing for changes to the debate formats. Mark J. Terrill/AP hide caption
President Obama walks to the podium at his 2008 nominating convention. Lawmakers are inserting into the spending bill a provision allowing political parties to collect up to $97,200 from each donor to pay for their conventions. Chuck Kennedy,Scott Andrews/AP hide caption
Republican officials Rob Collins, Phil Cox and Matt Walter all seemed pleased at a briefing for journalists about the GOP's midterm election prospects, as did former first lady Mamie Eisenhower. Frank James/NPR hide caption
The RNC wants to see many fewer of these presidential debate scenes in 2016. Before a November 2011 Michigan showdown, from left: former Pennsylvania Sen. Rick Santorum; Minnesota Rep. Michele Bachmann; former House Speaker Newt Gingrich; former Massachusetts Gov. Mitt Romney; businessman Herman Cain; Texas Gov. Rick Perry; Texas Rep. Ron Paul; former Utah Gov. Jon Huntsman. Paul Sancya/AP hide caption
The Supreme Court victory for Republican activist Shaun McCutcheon (center) was also a win for those in the political campaign business. Susan Walsh/AP hide caption
Immigration supporters gather during a rally for citizenship on Capitol Hill last year. Manuel Balce Ceneta/AP hide caption
Republican National Committee Chairman Reince Priebus and RNC Co-Chair Sharon Day (third from right) introduce the group's latest "rising stars" Thursday in Washington: Alison Howard (from left), Chelsi P. Henry, Monica Youngblood, Kimberly Yee and Alex Smith. Andrew Harnik /The Washington Times/Landov hide caption
Schoolchildren tour the bus that civil rights icon Rosa Parks made famous when she refused to give up her seat. Bill Pugliano/Getty Images hide caption
Campaign posters are seen in a snowbank outside a polling place in January 2008 in Manchester, N.H. Mario Tama/Getty Images hide caption