 In this position, he was responsible for overseeing the operation of NBC's 13 owned-and-operated television stations.From May 1999, Sassa served as president of NBC West Coast, responsible for overseeing all of NBC's entertainment-related businesses and reported to Bob Wright, chairman and chief executive officer, NBC.Sassa made the transition to that position after working with his predecessor, Don Ohlmeyer, and serving as president of NBC Entertainment since October 1998.