Demetrious “Mighty Mouse” Johnson is one of MMA’s most prolific fighters. He’s regarded by many as the sport’s greatest flyweight of all time and is currently the ONE Championship ...

SEE MORE Bellevue, Wash.-based Zeacon has its name on warm-up gear worn by mixed martial arts fighter Demetrious Johnson. (Photo courtesy of Demetrius Johnson) Demetrious Johnson has been called ...

ST. LOUIS — Demetrious Johnson, the St. Louis native who played for five seasons in the NFL and in retirement helped thousands through a charitable foundation that bore his name, died Saturday.