Professional boxing knocked him out in brutal fashion. This fight made Hagler famous; he was able to lure Ray Leonard out of retirement in 1987, but lost in a highly-controversial decision. Hagler retired from boxing immediately after that fight. In the latter half of the decade young heavyweight Mike Tyson emerged as a serious contender. Nicknamed "Iron Mike", Tyson won the heavyweight unification series to become world heavyweight champion at the age of 20 and the first undisputed champion in a decade. Tyson soon became the most widely known boxer since Ali due to an aura of unrestrained ferocity, such as that
NWA World Heavyweight Championship and Total Nonstop Action Wrestling (TNA, now Impact Wrestling). With many territorial promotions appearing across the United States, the NWA was formed in 1948 as an overall governing wrestling body. Like franchises, these territories had the option of NWA membership. The promotion owners had to recognize the NWA Heavyweight, Junior Heavyweight, and Light Heavyweight Champions as world champions while retaining their own ownership and top champion. Ric Flair holds the record for the most reigns with nine. The current champion is Nick Aldis, who is in his second reign. Every year, the NWA World Heavyweight Champion would travel to each