Most of the States only have 14 day quarantines if you are coming from a specific state https://www.nytimes.com/2020/07/10/travel/state-travel-restrictions.html
Canada currently requires a 14 day quarantine for all.
Right now there is a travel ban for Sweden however. https://www.krisinformation.se/en/h...ation-on-the-new-********/travel-restrictions
The Swedish government is preparing for rulings to allow international competition participants to enter the country. In the article, they specifically mentioned the world figure skating championships.
Sweden to ease border restrictions for elite sports
Sweden plans to give competitors in elite sports an exemption from rules banning travel to the country from outside the European Union, the government said on Tuesday.
www.reuters.com