How contagious is Quebec’s dominant Omicron subvariant BA.2?

There are growing concerns as the highly contagious Omicron subvariant BA.2 spreads throughout the province as it becomes the dominant version of the novel coronavirus. It comes as the second booster or fourth dose of the COVID-19 vaccine rolls out for people aged 70 and over. Global’s Tim Sargeant reports.

• COVID-19: Quebec sees hospitalizations top 1,500 as province logs 12 new deaths