UFC 307: Ketlen Vieira vs. Kayla Harrison: Live round-by-round updates

The UFC 307 Ketlen Vieira vs. Kayla Harrison round-by-round updates are here. They will provide fans with real-time coverage and live scoring of the women's bantamweight bout, set to open the UFC 307 main card at 10 PM E.T. / 7 PM P.T.

The bout is of great significance, especially for Harrison, who will almost certainly earn a crack at the division's undisputed title if she manages to overcome Vieira. Meanwhile, the Brazilian will be determined to take advantage of the high-profile nature of the matchup by dominating her foe.

The fight is set for three, five-minute, rounds, and despite Vieira being the more seasoned UFC fighter with a 14-3 record, she isn't expected to win. Harrison is a two-time Olympic gold medalist whose recent finish of Holly Holm was more impressive than the Brazilian's split-decision win over the same opponent.

Thus, the oddsmakers at DraftKings Sportsbook list Harrison as a -1100 favorite, while Vieira is a +700 underdog.

Follow Sportskeeda for play-by-play analysis and live scoring of the women's bantamweight bout.

---

UFC 307: Ketlen Vieira vs. Kayla Harrison

Round 1

Harrison opens the round with a left hand. She's heavy on the front foot as both women are measuring each other. A swing and a miss from Harrison, who manages to close the distance with a clinch. She has Vieira pinned against the fence with an over-under grip.

Knees to the thigh for Harrison, while Vieira answers with punches to the body. Harrison is trying to execute an inside trip, but Vieira is keeping her elbow tucked close to her ribs. They break and Vieira lands an inside low kick. A hard body kick lands for Harrison.

Vieira hasn't let her hands go yet. Harrison ducks under a punch and secures an easy takedown. She's in half-guard and advances to rear-mount. Vieira tries to turn over but eats an elbow. Vieira rolls onto her front and eats some punches. Vieira tries to transition but Harrison pushes her against the fence.

She pummels Vieira to end the round. 10-9 Harrison

Round 2

A good inside low kick lands for Harrison. Another inside low kick from Harrison briefly trips Vieira, who springs right back to her feet. Harrison with a body kick. An inside low kick lands for Vieira. Harrison shoots but bails on a takedown. She's being smart not to gas out at elevation.

Vieira counters a Harrison lunge with a nice left hand. More low kicks from Harrison, which Vieira answers with a right hand. Harrison ducks into a clinch, pinning her against the fence. Vieira breaks for just a few seconds but Harrison pulls her right back into the clinch, holding her against the cage.

Vieira lands a big elbow on the inside, but Harrison clings to the clinch and fires back with her own elbow. Knees to the body land for Harrison, but she isn't doing much to impose herself in this round. There's a big knot on Harrison's forehead from Vieira's elbow.

The referee separates them due to inactivity. Low kick for Vieira. 10-9 Harrison

Round 3

Another low kick from Harrison sweeps Vieira off her feet. Harrison immediately locks in a front headlock and tries to shoot under but Vieira stuffs it. Vieira with some shots, but Harrison lands another inside low kick that floors Vieira again.

Vieira returns fire with her own low kick. Harrison is bleeding out of her nose. Harrison isn't dominating Vieira like she expected to. Vieira is being defensively sound and stuffs another Harrison takedown. But Harrison is persistent and manages to complete her next takedown.

Harrison has her trapped against the fence and lands some good ground-and-pound. A short elbow lands for Harrison, who follows up with some more shots. Vieira keeps threatening with a triangle but she opens herself up to some big elbows from Harrison.

Harrison is in mount now. Vieira tries to roll out but gives up her back. The fight ends with Harrison on top. 10-9 Harrison

Official Decision: Kayla Harrison def. Ketlen Vieira via unanimous decision (30-27, 30-27, 29-28)