RNC says 'hard fought' primary race made the party better
© Getty Images

The Republican National Committee on Wednesday thanked the party's presidential candidates for their efforts, after the once 17-person field was winnowed down to a single candidate, Donald TrumpDonald John TrumpTrump endorses former White House physician Ronny Jackson for Congress Newly released emails reveal officials' panic over loss of credibility after Trump's Dorian claims Lindsey Graham thanks Trump, bemoans 'never-ending bull----' at South Carolina rally  MORE.

Sen. Ben Sasse (R-Neb.), who has criticized Trump in the past, asked in a tweet if the post was from a "parody account." 

ADVERTISEMENT

Trump became the presumptive GOP nominee after his win in the Indiana primary on Tuesday night. The billionaire businessman took more than 50 percent of the vote, according to The Associated Press.

His last remaining rivals, Ted CruzRafael (Ted) Edward CruzGOP chairwoman suggests RNC plans to get 'litigious' over push for national popular vote The Hill's Campaign Report: Sanders top target at CPAC Bloomberg campaign manager says they have considered naming running mate during primaries MORE and John Kasich, both suspended their bids after the results came in.

RNC Chairman Reince Priebus tweeted Tuesday night that Trump has become the party's standard-bearer and called on the party to unite behind the candidate to defeat Democratic front-runner Hillary ClintonHillary Diane Rodham ClintonWatch live: Trump holds a rally in South Carolina On the ground at CPAC: Republicans see Sanders as formidable foe Home state candidates risk losing primaries MORE