I know nothing about curling, but seems like some poor decision making on the USA side. (http://www.autoadmit.com/thread.php?thread_id=3898166&forum_id=2#35442759)
www.cbc.ca/amp/1.4536779(http://www.autoadmit.com/thread.php?thread_id=3898166&forum_id=2#35442776)