Detroit's star defensive end suffered a significant leg injury in October. Here's what we know about his potential return in ...

For years, the NFL season simply did not run long enough to reach the holiday. Until the AFL-NFL merger in 1970, the regular season ended in mid-December with the championship game two weeks later.

But how many Super Bowls has the franchise won in total? Since the AFL-NFL merger in 1966, the Chiefs have won four Super Bowls. Their first came in Super Bowl 4 after the 1969 season, and their ...