Here's what to watch Tuesday night and Wednesday morning, including Oleksiak's attempt to set a Canadian Olympic record and other medal chances in swimming and rowing.

The federal government is finalizing a multi-billion-dollar agreement with Newfoundland and Labrador to financially restructure the over-budget and behind-schedule Muskrat Falls hydroelectric project, CBC News has learned.

The U.S. Centers for Disease Control and Prevention has reversed course on its recommendations around mask-wearing and now says that in areas of high COVID-19 transmission rates, even fully vaccinated Americans should wear masks in public indoor settings to prevent the spread of the delta variant.

Democrats launched their investigation into the Jan. 6 riot at the U.S. Capitol in Washington, D.C., on Tuesday with a focus on the law enforcement officers who were attacked and beaten as the rioters broke into the building.

Charges have been laid against an Ontario man who posted photos of an Alberta judge who convicted four anti-mask, COVID-19-denying men who repeatedly breached public health restrictions and judges' orders.

Prime Minister Justin Trudeau said today the Montreal Canadiens showed a "lack of judgment" by drafting an 18-year-old who was fined for sharing sexually explicit photos of a woman without her consent.

Canada's reopening plans could be hindered as thousands of border officers gird themselves for potential strike action.

Canada's Maude Charron has won a gold medal in the women's 64-kilogram weightlifting event, and Catherine Beauchemin-Pinard has captured bronze in the women's under-63 kg judo category. Plus, a visual look at other highlights from Tokyo 2020 on Tuesday.

A combination of intense heat and drought conditions is causing wildfires in Western Canada to generate their own weather systems, experts say.

Manitoba RCMP say they have been investigating allegations of sexual abuse at a former residential school in Sagkeeng First Nation for more than a decade.