 Starting in 1999, Masur worked at 720 WGN (AM), hosting Chicago Cubs pre-game and post-game shows and anchoring morning and evening drive slots with sports coverage; in addition, he substituted for play-by-play announcer Pat Hughes during some Cubs games.Masur was also the radio voice of Loyola University Chicago men's basketball from 2002 until working at XEPRS-AM.In 2007, Masur ended his job in Chicago and joined "XX 1090" XEPRS-AM (Tijuana) in the San Diego radio market; there, he has done play-by-play for the San Diego Padres and for University of San Diego Toreros men's basketball.