President Trump demanded that governors reopen churches, synagogues and mosques, threatening to override them if they refuse — though it is unclear if he has that power. Weijia Jiang reports. Source

There’s encouraging news from the two leading experimental coronavirus vaccine trials. Researchers in both trials have reported the presence of antibodies in volunteers after injecting them with experimental vaccines. Charlie D’Agata reports in the series “Racing to a Cure.” Source

It’s a boy for Prince Harry and Meghan Markle. Their son was born Monday, but fans of the royal couple are eagerly awaiting on a name. Imtiaz Tyab reports. Source

A holiday getaway is likely to be more a trickle this year. A Harris Poll found 95% said because of the pandemic, Memorial Day was too soon to travel. Kris Van Cleave reports. Source

CBS News is the first to report on a new study on the misuse and theft of opioids by doctors, nurses and other health care workers. More than 47 million prescription doses were stolen last year. Errol Barnett reports. Source

CBS News announced Monday that Norah O’Donnell has been named anchor and managing editor of “CBS Evening News.” Anchor Jeff Glor reflects on the changes taking place at CBS News. Source

Georgia Gov. Brian Kemp is expected to sign one of the most restrictive and controversial anti-abortion laws in the country. The bill makes abortions illegal once a heartbeat is detectable in the embryo, which can happen as early as five or six weeks after conception. Mark Strassmann reports. Source

Fans of Britain’s royal family are celebrating its newest addition. The Duke and Duchess of Sussex, Prince Harry and Meghan, had a baby boy Monday. Imtiaz Tyab reports outside Windsor Castle. Source

A North Carolina hospital is pioneering the use of drones to speed up the delivery of critical medical samples across its campus. The drones carry blood and other lab samples for the WakeMed Hospital. Its history-making partnership with UPS is giving a glimpse at how drone deliveries could help save lives. Kris Van Cleave reports. Source

The Duke and Duchess of Sussex welcomed a son Monday. He was born at 5:26 a.m. local time, weighing 7 pounds and 3 ounces. Prince Harry shared the good news with reporters outside Windsor Castle. CBS News contributor Tina Brown, author of “The Diana Chronicles,” joins “CBS This Morning” to discuss the baby’s arrival and the significance for biracial families. Source