According to a report on SBNation, this would be the fifth fatality in an MMA-sanctioned bout since the 2007 death of Sam Vasquez in Houston, Texas.
João Carvalho: Portuguese MMA Fighter Dies From Brain Injuries Sustained in Bout
![João Carvalho: Portuguese MMA Fighter Dies From Brain Injuries Sustained in Bout](/_next/image?url=https%3A%2F%2Fimg.theepochtimes.com%2Fassets%2Fuploads%2F2016%2F04%2F12%2FJCarvalhoGettyImages-73198848-700x420.jpg&w=1200&q=75)
![Dave Martin](/_next/image?url=https%3A%2F%2Fimg.theepochtimes.com%2Fassets%2Fuploads%2F2024%2F05%2F29%2Fid5658875-DaveMartin_WEB.jpg&w=256&q=75)
By Dave Martin
Updated: