COVID-19 death has been linked to a variant of concern, Manitoba public health officials said Thursday.The death, linked to the B.1.1.7 variant first identified in the U.K., was a man in his 70s from Winnipeg who died in late March.Health officials reported three additional COVID-19 deaths in Manitoba Thursday, all from the Winnipeg health region: a man in his 70s, a woman in her 80s and a woman in her 70s, the latter of which is linked to the outbreak at Holy Family Home.A total of 137 new cases were reported, including 37 linked to the B.1.1.7 variant and three uncategorized cases.The current five-day COVID-19 test positivity rate is 4.8 per cent provincially and 4.6 per cent in Winnipeg.COVID-19 Bulletin #395 https://t.co/EXPNNwbr9c.