Nearly a month remains until the UFC touches down on the South Lawn for the first and only time for UFC Freedom 250 , which is headlined by two title fights with Alex Pereira vs. Cyril Gane (UFC Interim Heavyweight Championship) and a unification fight between UFC Lightweight Champion Ilia Topuria and interim champion Justin Gaethje. With the event so close to fruition, the official promotion has begun. All four headliners were at the White House inside the Oval Office Wednesday afternoon alongside President Donald Trump. Trump hosted a mini-presser alongside a custom USA-themed UFC belt that will be awarded to the winners of the title fights. "It's never going to happen again," Trump told The U.S. Sun and other reporters regarding the rarity of the event. "It's never happened before. And it's all of the best fighters.…