California's cannabis producers are not seeing the windfalls predicted, amid regulations and a robust black market that are cutting into legal pot profits. Sharyn Alfonsi reports. A letter written by Christopher Columbus, describing his discovery of the Americas, became the world's first best seller more than 500 years ago. As Jon Wetheim reports, the surviving copies are so rare and valuable, they're being stolen and replaced with forgeries. And Ethiopian pilgrims have been trekking to this mysterious holy site for centuries. Scott Pelley has the story on this week's "60 Minutes." To learn more about listener data and our privacy practices visit: https://www.audacyinc.com/privacy-policy Learn more about your ad choices. Visit https://podcastchoices.com/adchoices

The pandemic has forced election officials to explore ways to keep the public safe at the polls and offer alternatives to in-person voting. A three-month investigation reveals federal officials failed to immediately stop the distribution of many COVID-19 antibody tests they knew were flawed, leading to inaccurate data about the spread of the virus. Those stories on this week's 60 Minutes. To learn more about listener data and our privacy practices visit: https://www.audacyinc.com/privacy-policy Learn more about your ad choices. Visit https://podcastchoices.com/adchoices