What happened: Hernandez stopped Sedriques Dumas by first-round submission at UFC Vegas 121 in 0:57. He took the light heavyweight bout on two days' notice, 11 days after a Contender Series win.
Why it matters: The debut keeps Hernandez unbeaten at 9-0 and moves him from short-notice newcomer to roster name to track. His work as a Miami-Dade deputy gives the win a public-service backstory beyond the cage.
By the numbers: Hernandez 9-0-0; R1 0:57 submission; weighed 204 pounds, seven pounds over Dumas; 11 days between Contender Series win and UFC debut.
What to watch: The interview is expected to address the finish and timeline for his next UFC booking.