 Kevin Mack, meanwhile, was suspended for the first four games of the 1989 season after pleading guilty to cocaine possession.Despite these changes, Kosar led Cleveland to a division-winning 9–6–1 record in 1989, including a season-opening 51–0 shutout of the rival Pittsburgh Steelers and the team's first victory over the Denver Broncos in 15 years.Cleveland narrowly survived a scare from the Buffalo Bills in the first playoff game, staving off a comeback thanks to an interception in the Browns' end zone by Clay Matthews with 14 seconds on the clock.