Photos: Joshua Greer Recover From Knockdown, Drills Escaner

HINCKLEY, Minn. - Joshua "Don't Blink" Greer Jr. (20-1-1, 12 KOs) extended his knockout streak to seven and defended his WBC Continental Americas bantamweight title with an eighth-round stoppage of Giovanni Escaner (19-4, 12 KOs).

Greer landed a right uppercut to the stomach that put Escaner down for the count. Escaner had the momentum early, dropping Greer with a looping right hand as the bell sounded to end the third round.

Greer took charge in the middle rounds and ended things with one blow.

At the time of the stoppage, Greer was ahead 67-66 and 67-65 (2X).

Mikaela Mayer (10-0, 4 KOs) won an old-fashioned, toe-to-toe battle, grinding down Yareli Larios (13-2-1, 3 KOs) to prevail via eight-round unanimous decision and defend her NABF super featherweight belt.

The scores were as followed: 80-72, 79-73, and 78-74.

Young middleweight knockout artist Tyler Howard (17-0, 11 KOs) passed the biggest test of his career, notching an eight-round split decision over Cristian Olivas (16-4, 13 KOs) in a neck-and-neck fight. The judges scored the fight 79-73 Howard, 77-75 Olivas, and 77-75 Howard.

Steve "So Cold" Nelson (13-0, 10 KOs) recovered from a flash knockdown in the first round to score a six-round unanimous decision over Felipe Romero  (20-17-1, 14 KOs) in a light heavyweight bout. Nelson knocked down Romero in the third round and won by scores of 59-54 (2X) and 58-54.

Lennox Allen (22-0-1, 14 KOs) picked up the vacant WBA gold super middleweight belt with a 10-round unanimous decision over Derrick Webster (28-2, 14 KOs).

In a six-round lightweight contest, Ismail "Sharp Shooter' Muwendo (21-1, 12 KOs) won via shutout six-round unanimous decision (60-54 3X) over Hevinson Herrera (24-16-1, 18 KOs).

Super lightweight Joe James moved his record to 4-0 with a four-round unanimous decision over Demetrius Wilson (2-11) by identical scores of 40-35.