"Things are looking great for Karen H!" tweeted Trump at 10:21 p.m., nine minutes after The AP made its projection, based on the Republican leading by a 52.5-47.5 margin with 168 out of 208 precincts reporting.
The commander in chief then posted a third tweet, writing "Congratulations to Karen Handel on her big win in Georgia 6th. Fantastic job, we are all very proud of you!"
Thirteen minutes later, he followed up with a tweet supporting Handel.
"KAREN HANDEL FOR CONGRESS," he wrote. "She will fight for lower taxes, great healthcare strong security-a hard worker who will never give up! VOTE TODAY."
And in a nod to the special election in South Carolina -- in which Republican Ralph Norman won -- Trump tweeted, "Well, the Special Elections are over and those that want to MAKE AMERICA GREAT AGAIN are 5 and O! All the Fake News, all the money spent = 0"
And on Monday, in a nod to the special elections in Georgia and South Carolina, Trump urged residents in those states to vote for the Republican candidate.