John Demmer III reached the men's barebow semi-finals ©World Archery

The United States' Dewayne Marin and John Demmer III progressed to the semi-finals of the men's barebow event at the World Archery 3D Championships in Lac la Biche.

Martin overcame the challenge of Sweden's Mats Axefold in the quarter-finals in Canada.

The American emerged a 58-55 winner to reach the last four of the competition.

His reward is a meeting with tournament top seed Fredrik Lundmark in the semi-finals.

Demmer III advanced to the semi-finals after a 63-60 win over Austria's Niederegger Harald.

He now faces France's David Jackson, with the winner progressing through to the gold-medal match.

Sweden's Lina Bjorklund and Stine Asell advanced to the semi-finals of the women's competition.

Stine Asell secured a place in the women's semi-finals ©World Archery
Stine Asell secured a place in the women's semi-finals ©World Archery

Bjorklund beat Spain's Rosa Minyano Miquel 57-52 to set up a last-four match against France's Christine Gauthe.

Asell was a 63-54 winner against Italy's Cinzia Noziglia in her quarter-final to advance to a showdown with American Fawn Girard.

Competition continues tomorrow in Canada, with individual and team matches.

The 3D archery concept is a subset of field archery, focusing on shooting at life-size models of game.