Photos: Dogs show off agility in competition

Amanda Lofthus and her dog, Trendi, of Boise, Idaho, compete at the United States Dog Agility Association’s Rocky Mountain Regional Championships at the Davis County Fair Park in Farmington on Friday, June 19, 2015.

Sam Marquez’s dog, Fallon, of Phoenix competes at the United States Dog Agility Association’s Rocky Mountain Regional Championships at the Davis County Fair Park in Farmington on Friday, June 19, 2015.

“The Genny,” an American hairless terrier from San Diego, competes at the United States Dog Agility Association’s Rocky Mountain Regional Championships at the Davis County Fair Park in Farmington on Friday, June 19, 2015.

Courtney Farmer of Orange County, California, and her dog, Harper, compete at the United States Dog Agility Association’s Rocky Mountain Regional Championships at the Davis County Fair Park in Farmington on Friday, June 19, 2015.

Buck, a miniature poodle from Denver, competes at the United States Dog Agility Association’s Rocky Mountain Regional Championships at the Davis County Fair Park in Farmington on Friday, June 19, 2015.

Cheryl Lenox and her dog, Miki, of Scottsdale, Arizona, compete at the United States Dog Agility Association’s Rocky Mountain Regional Championships at the Davis County Fair Park in Farmington on Friday, June 19, 2015.

A dog anxiously awaits its turn to compete at the United States Dog Agility Association’s Rocky Mountain Regional Championships at the Davis County Fair Park in Farmington on Friday, June 19, 2015.

Ayumi, a border collie, cools off after competing at the United States Dog Agility Association’s Rocky Mountain Regional Championships at the Davis County Fair Park in Farmington on Friday, June 19, 2015.