Yukon government has declared a state of emergency and announced a series of public health rules aimed at curbing the spread of COVID-19, including a proof-of-vaccination requirement that’s set to take effect this Saturday.The territory says it is “moving rapidly” to implement a proof-of-vaccination system for a range of settings, including restaurants, ticketed events, fitness facilities and personal services businesses, as well as faith-based and cultural gatherings.It says the new measures also include mandatory masks in all indoor public settings and outdoor public settings where physical distancing isn’t possible, as well as capacity limits on different types of indoor and outdoor gatherings.