Jason Quirk of Scarborough, right, lands a punch on Jesus Cintron of Massachusetts during their middleweight bout Saturday at the Portland Expo. Gregory Rec/Staff Photographer

Quirk throws a left that gets Cintron in the face. Gregory Rec/Staff Photographer

Quirk shows his reach on a left that backs up Cintron. Gregory Rec/Staff Photographer

Quirk does a backflip after being announced the winner of his middleweight bout against Cintron at the Portland Expo Gregory Rec/Staff Photographer

Jorge Abiague of Portland, left, and Jesus Gonzales of Pennsylvania start their bantamweight bout Saturday. Gregory Rec/Staff Photographer

JAbiague takes advantage of Gonzales being off balance and sends him to the mat. Gregory Rec/Staff Photographer

Gonzales looks up at official Jackie Morrell after being knocked down by Abiague. Gregory Rec/Staff Photographer

Abiague is hoisted by friends and family after winning his bantamweight bout against Gonzales. Gregory Rec/Staff Photographer

Riddick Bowe, former world heavyweight champion, watches a match at the Portland Expo on Saturday. Gregory Rec/Staff Photographer

Riddick Bowe, former world heavyweight champion, acknowledges the crowd as he is introduced before the main bout between Russell Lamour, Jr. and Derrick Findley. Photo by Gregory Rec/Staff Photographer

Russell Lamour Jr. of Portland, left, IBA North American Middleweight Champion, keeps his gloves up while fighting an eight-round super middleweight bout against Derrick Findley of Illinois at the Portland Expo on Saturday. Gregory Rec/Staff Photographer

Lamour Jr. lands a punch on Findley. Gregory Rec/Staff Photographer

Lamour Jr. slams into the shoulder of Findley while throwing a punch during their eight-round super middleweight bout. Gregory Rec/Staff Photographer

Findley lands a punch on Lamour Jr. Gregory Rec/Staff Photographer

Lamour Jr. gets thrown off balance by a hard punch from Findley. Gregory Rec/Staff Photographer

Lamour Jr. won his eight-round super middleweight bout against Findley. Gregory Rec/Staff Photographer

Coach Bob Russo talks with Lamour, Jr. between rounds. Gregory Rec/Staff Photographer

Lamour Jr. throws a punch at Findley during action at the Expo on Saturday. Gregory Rec/Staff Photographer

Lamour Jr. of Portland holds his arms up in victory after beating Findley. Gregory Rec/Staff Photographer

A panorama photo of the Portland Expo in between matches. Gregory Rec/Staff Photographer