Migrant Boat Sinks, Wildfire Smoke Returns, Deadly Street Drug

Hundreds are feared dead after a boat carrying hundreds of migrants sank in the Mediterranean Sea. Wildfire smoke is again drifting South from Canada impacting air quality in several states. A deadly chemical is being mixed with street drugs all over the country, why do we know so little about it? Learn more about sponsor message choices: podcastchoices.com/adchoices NPR Privacy Policy