President Donald Trump on Sunday waded into the Georgia Republican primary for Senate, endorsing Rep. Mike Collins just days before the congressman faces off against Derek Dooley in a runoff election.

Rep. Mike Collins was endorsed by President Trump as a MAGA 'warrior' for the Republican U.S. Senate runoff race in Georgia. The runoff is on June 16.

The decision is a blow to Derek Dooley, the Republican who is backed by Gov. Brian Kemp. Trump's decision will test GOP loyalties in Tuesday's runoff.

Trump endorses Rep. Mike Collins in Georgia's Republican Senate runoff against Derek Dooley, who is backed by Gov. Kemp, ahead of Tuesday's key vote.

Rep. Mike Collins will face off against Democratic Sen. Jon Ossoff in November as Republicans look to Georgia to deliver a key GOP victory that could determine control of the Senate.

Rep. Mike Collins defeats Derek Dooley in Georgia's GOP Senate runoff election and will face Democratic Sen. Jon Ossoff in November's midterms.

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President Donald Trump finally got the best of Republican Gov. Brian Kemp in one Georgia Republican race on Tuesday — but voters rejected both of them in another.

WOODSTOCK, Ga. (AP) — In the closing stretch of Georgia's Republican U.S. Senate runoff, Rep. Mike Collins celebrated his 11th-hour endorsement from Donald Trump on Sunday and dismissed any ideas that ...

President Trump early on Sunday endorsed Rep. Mike Collins (R-Ga.) over former college football coach Derek Dooley in Tuesday ...

President Trump endorsed Rep. Mike Collins in the Republican Senate runoff in Georgia, wading into the race days ahead of the contest that will decide who takes on Democratic Sen. Jon Ossoff.

President Donald Trump has endorsed GOP Rep.