The Indy Star reports Marlowe had been suffering from pulmonary fibrosis, which severely damaged his lungs.
Marlowe's popularity blossomed, in part, because of his versatility. On the local sports scene, if there was an event, it seemed Marlowe was part of it. He spent 41 years as a pit reporter for the Indianapolis Motor Speedway Radio Network’s broadcast of the Indianapolis 500.
"You didn't grow up following Indiana sports without him," said Jake Query, who grew up in Indianapolis and now is an IMS turn reporter and co-host of the "Query & Schultz" afternoon sports radio show on WNDE-AM (1260) and -FM (97.5). "A true icon."