#YYC #CurlingBubble #Curling. pic.twitter.com/8UrKVpRGQf— Moses Woldu (@MosesWoldu) April 10, 2021The United States and Switzerland had been scheduled to play in a playoff matchup Saturday morning.The tournament is being held at Calgary’s Markin MacPhail Centre and sees competitors enter the so-called “bubble” in an effort to keep COVID-19 out of the event.“All teams that made the playoffs will undergo testing on Saturday morning, and until the results are clear and it’s known that the players and event staff are safe, no further games will be played,” Curling Canada said.