Lilly USA diabetes chief Enrique Conterno bows out after 27 years

Eli Lilly's top U.S. executive is on the way out. Enrique Conterno, who heads up Lilly's worldwide diabetes business as well as Lilly USA, is retiring after 27 years at the company.

Mike Mason, himself a 30-year Lilly vet, will take the reins from Conterno on January 1, the drugmaker said Tuesday.