team's defensive backs coach Willie Wood hours after clearing waivers. He retired as an active player at the end of the 1972 season. Although a knee injury forced him into early retirement, Mackey only missed one game in his whole career. During his 10 seasons in the NFL, Mackey scored 38 touchdowns and caught 331 passes for 5,236 yards. He also rushed 19 times for 127 yards. His career yards per catch average of 15.8 is currently the second-highest total among all Hall of Fame tight ends, trailing only Jackie Smith. Super Bowl V Mackey played in Super Bowl V on January 17, 1971. He was involved in a famous game-changing play where he caught a record-setting 75-yard touchdown pass from quarterback Johnny Unitas after the ball was deflected twice, once by fellow Colts player Eddie Hinton and once by opposing Dallas Cowboys defenseman Mel Renfro. Baltimore won the game 16–13, following a 32-yard field goal by Jim O'Brien with five seconds left. Honors During his playing career, Mackey played in five Pro Bowls, including in his rookie season. He was also named All-NFL three times. In 1992, Mackey was inducted into the Pro Football Hall of Fame, becoming only the second pure tight end to be awarded this honor. Mackey has been included in several lists of great NFL players. In 1999, The Sporting News ranked Mackey at 48 on their list of "The 100 Greatest Football Players." He also placed at number 42 on the NFL Network's list of the "Top 100 Football Players" in 2010. In 2001, the John Mackey Award was established by the Nassau County Sports Commission. The award is given yearly to the top college tight end. On September 15, 2007, Mackey's alma mater, Syracuse University, retired number 88 in his honor. On September 27, 2017, Mackey was installed, posthumously, into the Nassau County High School Athletic Hall of Fame as an athlete. His widow, Sylvia, accepted the honor on his behalf. This was the third class of the Hall of fame, which is housed in the renovated Nassau County Veterans' Memorial Coliseum. NFL career statistics Post-playing career NFL Players Association presidency In 1970, Mackey became the first president of the National Football League Players Association following the merger of the National Football League and the American Football League. Although the NFL and AFL each had a candidate for president in mind, Mackey emerged