A relatively little-known information technology executive is running Tesla's sales team as the electric carmaker grapples with a sales freefall, according to people familiar with the matter. Raj Jegannathan, a senior executive with a wide purview including several IT and data functions, recently took over the sales role, said the people familiar with the matter. Some inside Tesla have interpreted this to mean that Jegannathan has assumed the role of Troy Jones, Tesla's top sales executive in