Donald Trump's historic second impeachment trial begins Tuesday afternoon, with the defeated former president charged by the House with inciting the deadly mob attack on the U.S. Capitol to overturn the election in what prosecutors argue is the "most grievous constitutional crime."
A U.S. official told a World Health Organization meeting on Tuesday that Washington would participate in a program to boost COVID-19 testing, diagnostics and vaccines as it joins global efforts to respond to the pandemic.
As the Trudeau government is forced to explain delays rolling out COVID-19 vaccines, some of the world's economic and health leaders are warning of catastrophic financial consequences if poorer countries are shortchanged on vaccinations.
Tesla Inc. boss and billionaire entrepreneur Elon Musk is offering a $100 million US prize in a four-year global competition to find a way to pull carbon dioxide directly from the atmosphere or oceans and lock it away permanently.
Mary Wilson, a founding member of The Supremes, has died at the age of 76, her publicist has said.
