Polio, a potentially disabling virus that’s long been forgotten in many parts of the world, is now circulating in parts of the U.S. and U.K., on the heels of an outbreak in Israel. Medical experts say it’s a wake-up call that the virus still poses a threat to anyone who remains unvaccinated.
In today's Morning Brief, tumbling prices of oil, copper and crops mean the worst of inflation might be behind us. Plus, Serena Williams's emotional goodbye to Toronto.