On October 11, 1980, Keith Jackson called an Oklahoma-Texas college football game for ABC in the afternoon, then flew to Houston to call Game 4 of the NLCS). In the meantime, Don Drysdale filled-in for Jackson on play-by-play for the early innings (up until the middle of the fourth inning). Meanwhile, ABC used Steve Zabriskie as a field reporter during the 1980 NLCS.