 Mull was born in Chicago but moved to the Cleveland suburbs as an infant. His death was confirmed on social media by his daughter, writer Maggie Mull, who said he passed away Thursday after a long illness. For NPR News, I'm Kabir Bhatia in Cleveland. NASA says it's in no rush to bring two astronauts home from the International Space Station. The two were the first to fly aboard Boeing's Starliner capsule. NASA says it's still troubleshooting problems with Starliner. It has not yet set a return date.