Ukrainian President Volodymyr Zelenskyy makes impassioned pleas to Russian President Vladimir Putin and the people of Russia, as Zelenskyy tries to stop a full-scale war on the edge of Europe. How anxiety is growing among Ukrainian Canadians and the history of the ties and tensions between Ukraine and Russia. Prime Minister Justin Trudeau explains why he's now revoking the use of the Emergencies Act. Plus, reinfection questions: a new study looks at whether you can catch Omicron more than once. And, food fight: why popular snack-maker Frito-Lay is getting chippy with Canadian supermarket giant Loblaw by halting shipments.