BARRIE, ONT. -- It's been one year since the World Health Organization first warned about the threat of a new virus. At that time, 41 people had been diagnosed with COVID-19. One year later, Simcoe Muskoka logs its deadliest week associated with the virus since the pandemic started. On Friday, the health unit reported that another four infected people passed away, bringing the region's death toll to 86. Fifteen people have passed away with the virus since Monday. A deadly outbreak at Roberta Place in Barrie claimed the lives of six residents, and the facility reports more than 70 residents and staff members have been diagnosed.