Matt Brown: White House card won't deliver on hype

Retired UFC fighter Matt Brown expressed skepticism about UFC delivering its promised 'biggest card ever' at the White House event, citing a lack of available stars like sidelined Conor McGregor. Brown won't believe major fights like McGregor bouts until punches are thrown. This amid hype for the historic June 14 spectacle. It highlights challenges in star power for major events, affecting promotion credibility. Expect UFC to announce key matchups to counter doubts.