There has been a lot of speculation and talk. Here's the latest
official information for travellers through Yukon.
https://yukon.ca/en/health-and-wellness/covid-19/information-people-entering-yukonClick on the text, "Non-Yukon resident transiting through Yukon to reach Alaska...." for full details.
Trust you are all doing well as we get through this, which we will.
God bless,
Ted