Isaac Johnson was a mixed martial artists. He passed away after a fight that took place in Illinois. What happened to him?

MMA Fighter Isaac Johnson, 31, collapsed during a Thai boxing match in Chicago on Friday, Nov. 21, and later died in the ...

MMA fighter Isaac Johnson has died after he was injured during his boxing match on Friday, November 21. He was 31. Johnson ...

MMA fighter Isaac Johnson tragically died hours after collapsing during a fight and tributes have been paid to the ...

MMA fighter Isaac Johnson, 31, tragically died after collapsing during his match against Mario Aleksandrovski at the Matador Fighter Challenge at Cicero Stadium in Chicago on Friday, November 21.

A mixed martial arts fighter died after sustaining an injury during a competition on Friday night in Cicero, a town ...

An MMA fighter has died after he suffered an injury during an event in the Chicago area over the weekend. Isaac Johnson, a 31-year-old fighter from ...

CICERO, Ill. - A mixed martial arts fighter died during a competition at Cicero Stadium on Friday night. Isaac Johnson, 31, ...

Isaac Johnson, a 31-year-old MMA (Mixed Martial Arts) fighter, died after collapsing during a fight at the 'Matador Fighter Challenge' at Cicero Stadium in Chicago, United States.

Donte Johnson kicked off his octagon run in positive fashion at UFC Fight Night 263 with a stoppage win over Sedriques Dumas.

MMA Fighter Isaac Johnson has died after being injured during a match near Chicago Friday night. NBC 5 Chicago reports ...

Police are investigating the deathMMA fighter Isaac Johnson has died just hours after he collapsed during a stadium fight ...