Alamodome, San Antonio, Texas - The boxing world had their mouths wide open when Gervonta Davis (24-0, 23 KOs) pulled off a brutal one-punch knockout of Leo Santa Cruz (37-2-1, 19 KOs) in the sixth round of their showdown for the WBA super featherweight and lightweight titles.

Santa Cruz was working the jab the fight started, with Davis working good counters. A cut opened up on the bridge of Santa Cruz's nose. They pace started quick with both not afraid to throw.

Santa Cruz went after Davis in the second round. He was the busier man and letting his hands go more often, with Davis still dangerous. In the third, Davis was starting to use the jab to work his way in. Santa Cruz was landing better.

In the fourth, it was an all-out brawl with both landing heavy punches at close range. Davis landed the harder shots. The fifth had Davis landing the counter and the bigger shots when Santa Cruz tried to come inside.

Santa Cruz was landing well in the sixth. He was tagging Davis often with shots. But Davis landed a vicious uppercut that knocked Santa Cruz out cold. The fight was quickly waved off as ringside physicians tended to Santa Cruz.

FIGHTER REACTIONS

Terence Crawford - I'm no hater, good f--king fight. Tank you was sharp

Ryan Garcia - You’re outta your mind if you think that makes me waiver! It’s my turn next and then it’s on!!! LETS GO.

Sergio Mora - 3 BIGGEST KNOCKOUTS in 2020 have all come via left uppercut. That left uppercut was flying from round one! Tank was bound to catch em. What a punch! What a KNOCKOUT! Tank a BEAST!!

Jamel Herring - Man, I looked down at my phone for a sec, looked up, and the fight was over... did every fight on this card end by knockout?!

Andre Berto - That’s a bad boy, both guys came in great shape. But Davis had to many dimensions SPEED, POWER, SHARPNESS, HE BOXED, HE CAN WALKED U DOWN WITH POWER smh it was too much.... Prayers up on Leo being able to walk out of the ring after that shot..

Regis Prograis - OMG that was nasty??

Devin Haney - GAH DAMN! Tank Tank

Errol Spence - Mf hit like a horse kick. Sat his ass down, damn.