President Donald trump has taken to social media to announce a major change in his administration.f.

This afternoon Trump tweeted that Reince Priebus is out as White House Chief of Staff.

The president has already named a replacement-- current Department of Homeland Security Secretary Gen. John Kelly.

Priebus traveled with Trump earlier in the day to an appearance in Brentwood, New York. Trump thanked him for his service and "dedication to his country."

No word yet on who will fill the top spot at the Department of Homeland Security.

Trump tweets