During the women’s cross-country team sprint, an unexpected guest joined the race — a dog sprinting alongside the athletes. The video, captured by Jessie Diggins’ sister Mackenzie, shows the hilarious moment that quickly became a favorite. Fastest paws on the course? We’ll let you decide. 🐶❄️ #WinterOlympics #JessieDiggins #TeamUSA #ViralMoment #DogOnTheCourse