Resurfaced footage of the moment a paralyzed border collie named Zip completed an agility course in a wheelchair has gone viral on social media. The video, originally from 2011, was posted to TikTok ...

Eyes ablaze with focus, the black-and-white dog heeds the start cue from her handler. She makes a jump, sprints up an A-frame, darts into a tunnel, shimmies through the weaves like a slalom skier, ...

Jumping, weaving, balancing along teeter-totters and running through tunnels, all while the clock is ticking. It can put pressure on dogs and their handlers, but it can also be a lot of fun. "They ...