From 1992 through 1995, the Dallas Cowboys went 49-15 in the regular season and 10-1 in the post-season. When they won their third Super Bowl in four seasons in 1995, Troy Aikman was 29, Emmitt Smith was 26, and Michael Irvin was 29. The Cowboys won one more playoff game in 1996, and haven't won a playoff game since. What happened? Why couldn't a team with young superstars that was so dominant ...