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
The Rumble in the Jungle speed and technical skills, while Foreman's raw power was his greatest strength. Defying convention, Ali began by attacking Foreman with disorienting "right-hand leads". This was notable as it seemed that close-range fighting would inevitably favor Foreman and leave too great a chance that Ali would be stunned by Foreman's powerful haymakers. Ali made use of the right-hand lead punch (striking with the right hand without setting up the left) in a further effort to disorient Foreman. However, while this aggressive tactic may have surprised Foreman and allowed Ali to punch him several times in the head, it failed to significantly