Canadian prime minister Mark Carney and Schitt’s Creek co-creator Dan Levy lead tributes to award winning actor

• Catherine O’Hara, actor known for Home Alone and Schitt’s Creek, dies aged 71

Tributes have poured in from the world of showbiz and politics for Catherine O’Hara, with the Canadian prime minister, Mark Carney, and Schitt’s Creek’s co-creator Dan Levy mourning the loss of a “legend” after the actor died at the age of 71.

O’Hara, who won an Emmy and a Golden Globe for her role in the TV comedy series, died on Friday at her home in Los Angeles after a brief illness, according to her agency, CAA.

Canadian PM swaps tough talk at Davos aimed at Donald Trump for some fun at a film gala with Hudson Williams

Last week, Mark Carney was at the World Economic Forum in Davos, giving global leaders a lesson in realism. His powerful speech about the end of the old order and the need for middle powers to unite in the face of fractured international norms received a standing ovation.

The economist and central banker struck a slightly different tone at a gala in Ottawa to promote the Canadian film industry on Thursday evening. Appearing on the red carpet with the Canadian actor Hudson Williams, star of the hit HBO ice hockey drama Heated Rivalry, Carney was in a playful mood.

Millions told to stay home in US and more than a million are left without power, while Australia faces record heatwave

Cold weather across a vast swathe of the eastern US has been the likely cause of at least 49 deaths in the past week.

At one point, about 213 million people were under some sort of winter weather warnings, affecting areas from New Mexico to New England – a spread of about 2,000 miles (3,200km). Millions were told to stay at home, and at one point there were more than a million people without power. As of Wednesday night, there were still 312,000 outages, mostly across Tennessee, Mississippi, Louisiana and Texas.

Alberta activists’ covert meetings with US officials revealed, outlining group’s increasingly emboldened efforts

Covert meetings between separatist activists in the Canadian province of Alberta and members of Donald Trump’s administration amount to “treason”, the premier of British Columbia said on Thursday.

“To go to a foreign country and to ask for assistance in breaking up Canada, there’s an old-fashioned word for that – and that word is treason,” David Eby told reporters.