The Oleksandr Usyk vs. Daniel Dubois round-by-round updates have arrived. They provide fans with real-time coverage and live scoring for the upcoming heavyweight championship bout set for July 19. The outcome of the matchup will define both men's legacies.Usyk enters the bout as the unified heavyweight champion, holding the WBA (Super), WBC, WBO, and IBO titles. Furthermore, he is undefeated at 23-0, with 14 stoppages to his name. So, not only will he putting his belts on the line, but his undefeated record as well.A loss would change everything. A win, though, would crown him as undisputed heavyweight champion once again, and put an end to the questions about his first bout with Dubois, which was controversial due to uncertainty about whether a Dubois punch was a low blow or legitimate body shot.Meanwhile, Dubois is the IBF heavyweight champion, holding a title that Usyk relinquished voluntarily. He is 22-2, with 21 knockouts/TKOs, with his demolition of Anthony Joshua being his most recent. A win over Usyk would be tremendous for his legacy, while also elevating him to undisputed status for the first time.Unfortunately for him, he isn't expected to win, with DraftKings Sportsbook listing Usyk as a -300 favorite, while Dubois is a +235 underdog. The card starts at 12:30 PM E.T. (Eastern Time) / 9:30 AM P.T. (Pacific Time) / 5:30 PM B.S.T. (British Summer Time) on July 19.The fight itself, scheduled for 12 rounds, starts at around 5:00 PM E.T. / 2:00 PM P.T. / 10:00 PM B.S.T.Follow Sportskeeda for play-by-play analysis and live scoring of the heavyweight title fight.Oleksandr Usyk vs. Daniel DuboisRound 1: Dubois on the front foot, but Usyk snipes him with a quick jab. A big right hand lands for Usyk, but Dubois fires back with a one-two. Now Usyk's on the front foot, catching Dubois with jabs to the head and body. However, Dubois catches him with a right hand and uppercut. It's a fast start for both men.However, Dubois applies more pressure, trying to pin Usyk down. Body jab from Dubois, while Usyk lands a counter-right hook. Usyk's footwork looks good as he moves well. But Dubois finds a moment, trapping Usyk in the corner for a moment. Combinations from Dubois, while Usyk cracks him with a left hook.Combinations from Usyk.Our Score: 10-9 UsykRound 2: Immediate pressure from Dubois, who is eager to take Usyk's head off, but the Ukranian great gets back on the front foot, landing a good jab to the body. Dubois backing him up to the corner but isn't able to keep him there as Usyk circles back into open space. A good right hand lands for Dubois.Usyk cracks him with a sneaky counter as Dubois lunges in again. Usyk is using his lead hand to neutralize Dubois' jab. Nevertheless, Dubois continues advancing until Usyk counters him hard, stunning and stopping him in his tracks.Our Score: 10-9 Usyk, 20-18 Usyk overallRound 3: Dubois flicks out his jab, landing a right hand. However, he's struggling to pin Usyk in one spot. Another good right hand lands for Dubois. This is a good start for Dubois, as he comes forward, stringing a combination together, but Usyk snipes him with a counter.A big counte from Usyk backs Dubois up, and Usyk pounces with yet another shot. His left hand is sharp. Dubois coming forward, but Usyk snaps his head back with a jab. Dubois is undeterred, though, and continues to come forward. Usyk countering Dubois from all angles.Our Score: 10-9 Usyk, 30-27 Usyk overallRound 4: Dubois with a good two-punch combination to start the round. Usyk continues landing his jab. Counters from Usyk, who is now punishing Dubois pay for lacking a jab. More counters from Usyk as Dubois comes in. Deep breaths from Dubois already.Dubois manages to get him to the corner, but Usyk doesn't stay there for more than a second. Dubois lands a good body shot, but Usyk counters him with a two-punch combination. Combinations from Usyk.Our Score: 10-9 Usyk, 40-36 Usyk overallRound 5: A good right hand finds the mark for Dubois. But Usyk did manage to move with it just enough to take some of the power off of it. Dubois comes in and Usyk counters him with a two-punch combination. They trade and USYK DROPS DUBOIS.Dubois beats the count but there's a lot of time to go, and USYK KNOCKS HIM OUT WITH A MASSIVE LEFT HOOK.Official DecisionOleksandr Usyk def. Daniel Dubois via knockout in round five (1:52)