HBO World Championship Boxing influx of streaming options and issues with promoters, along with declining ratings and loss of interest in the sport among HBO's subscribers, made continued carriage of the sport untenable. HBO's long-term move to upscale dramatic programming and an ownership transfer to AT&T's WarnerMedia also played a role in the decision, with an HBO executive commenting that "HBO is not a sports network." Famous matches broadcast on "World Championship Boxing" include: The Rumble in the Jungle, in which Muhammad Ali regained the world heavyweight title from George Foreman in Kinshasa, Zaire in 1974; Thrilla in Manila, the final encounter between Muhammad
Hank Schwartz In 1972 Schwartz was invited by the Japanese television network ITV to advise the production crew and engineering staff for the global broadcast of the fight between Mac Foster and Muhammad Ali. By the time Ali fought Jerry Quarry and Oscar Bonevena, Video Techniques had hit its peak and was considered to be the leader in these new distribution technologies. In 1973, Schwartz traveled to Jamaica to televise the fight between George Foreman and Joe Frazier, which was the first sporting event ever broadcast on HBO. In 1974 Video Techniques acted as the promoter and producer of The Rumble in