“Sunday Morning” viewer Tim Nicholas Tang, of Vancouver, offers his rendition of the show’s theme “Abblasen.” It will bowl you over! Source

Hosted by Jane Pauley. In our cover story, Tracy Smith examines how relationships are being tested by partners living together in lockdown 24/7. Plus: Rita Braver talks with actress-producer Reese Witherspoon about her production company, Hello Sunshine; Erin Moriarty looks at how educators and students (and their families) are coping with online instruction while schools are closed; John Dickerson explores how FDR’s presidency changed the way Americans view their country; Ted Koppel looks back at how presidents have used a variety of media to speak to constituents; Conor Knighton checks out how zoos, and their residents, are coping during the pandemic; and chef Bobby Flay and Faith Salie offer messages for Mothers Day. Source

In this web exclusive, Bart Siemerink, managing director of the Keukenhof tulip gardens outside Amsterdam, talks about the history of the internationally-renowned floral showplace, and of Holland’s famed flower itself. Source

Photographer Adelene Egan, an emergency room nurse, at New York Presbyterian/Weill Cornell Medical Center, captures the masked faces of coworkers battling COVID-19 Source

The FBI believes skulls drawn in blood are the number of victims murdered by a prolific serial killer. Inside the FBI search to identify them. “48 Hours” correspondent Peter Van Sant reports Source

A meticulous serial killer, skulls drawn in blood, and a search to identify the victims — who has Israel Keyes killed? Source

Many states begin reopening as coronavirus cases continue to climb; New Orleans tries to keep the music going during pandemic Source

“I absolutely agree that we need to work together during this time of crisis, however you continuing to interfere in our efforts to do what science and facts dictate seriously undermine our ability to protect everyone on the reservation,” Chairman Harold Frazier said in a statement. Source

The FBI reveals for the first time the contents of what the meticulous serial killer referred to as his “kill caches.” Source

Getting information out of Israel Keyes was a fascinating psychological game, with investigators often allowing Keyes to feel like he was to some degree in charge. The method yielded results, but it wasn’t always easy. Source