Before revision: Big Knockout Boxing (BKB) is a combat sport brand developed and owned by DirecTV, a subsidiary of AT&T The sport is similar to boxing but does not use a ring, ropes, corners, and three minute rounds.
After revision: Big Knockout Boxing (BKB) is a combat sport brand developed and owned by DirecTV, a subsidiary of AT&T The sport is essentially similar to contemporary professional boxing but utilizing a round-shaped non-lifted solid-base ring, which does not use ropes, corners, and three minute rounds.