Justin Thornton death: ABC concerned about bare-knuckle boxing
MMA fighter dies after four heart attacks, shocking punch
GRAPHIC VIDEO: The horrific moments when wrestling legends DIE in the ring - Daily Star
Patrick Day, 27, dies days after suffering traumatic brain injury in fight - The Washington Post
How many professional boxers have died in the ring? - AS USA
Tim Hague: Former UFC Fighter's Tragic Death Raises Questions for Combat Sports
Boxing vs MMA: Why athletes remain at higher risk in Boxing than Mixed Martial Arts? | Other Sports
Two deaths a chilling reminder of the perils that lurk in the ring | Boxing | The Guardian
MMA fighter Joao Carvalho dies after Dublin event - BBC News
Top 10 Most Popular WWE Wrestlers Who Died in the Ring
The Survivor: Cat Zingano on Life, Death and Her UFC Future | News, Scores, Highlights, Stats, and Rumors | Bleacher Report
UFC Deaths: Taking a look into the dark side of cage fighting
Why is the boxing world suffering deaths while it rarely happens in the MMA arena such as UFC? - Quora
FactCheck: Is MMA really safer than boxing? · TheJournal.ie
10 Fighters Who Died Before Their Time
How Many Fighters Have Died in The Ring Boxing and MMA?
Former UFC fighter Tim Hague dies aged 34 after knockout in boxing fight | Boxing | The Guardian
UFC Deaths: Taking a look into the dark side of cage fighting
How Many UFC Fighters Have Died in the Ring?
UFC's Anthony 'Rumble' Johnson Dead at 38
Female MMA Fighter Dies After Collapsing in Ring, Organizers Respond
Mixed martial arts - Wikipedia
Deaths in MMA: 9 Tragic deaths of MMA fighters
