Les Grobstein was the keeper of “ the tape, ” and if you had to ask “ What tape?... He had an encyclopedic knowledge of Chicago sports and unmatched passion for talking about them.“ In 50 years on the air, the industry changed but Les never did.... We’ll miss ‘The Grobber, ’ whose voice helped my daily commute every morning around 3: 30.”[ Most read in Sports] A blowout playoff win followed by an interview with the Chicago Bears....