Big US technology companies are exploiting loopholes in global tax rules to avoid paying as much as $2.8bn (£2.1bn) tax a year in developing countries, according to research by the anti-poverty charity ActionAid International.

Canada's Next COVID Nightmare? Avoiding the Spread of the P1 Variant
Canada is already experiencing a deadly third wave of COVID-19. But the rise of the P1 variant threatens to make the pandemic worse. Governments and the public will have to act fast to prevent further spread of a scarier variant.