By Brandon Zhu
On this day in 1991, Miami Dolphins coach Don Shula recorded his 300th career NFL victory. The winningest coach in NFL history, Shula finished his coaching career with 347 wins. The legendary coach recorded only two losing seasons in his 33-year coaching career, and led six teams to the Super Bowl. Shula was best known for his time with the Miami Dolphins and the Baltimore Colts. Shula won his first championship coaching the 1968 Colts. In 1972, Shula coached the only perfect season in NFL history. The Miami Dolphins won Super Bowl VII against the Washington Redskins 14-7. The next season the Miami Dolphins repeated as Super Bowl champions under the leadership of coach Schula. They defeated the Minnesota Vikings 24-7. Don Shula was inducted into the Pro Football Hall of Fame in 1997.