NFL playoff race: can Denver continue improbable turnaround in Houston?

The Broncos are looking to become only the fifth team since 1990 to reach the postseason after losing their first three games

As the regular season draws to a close, we'll take a look each Friday at a game likely to affect the playoff race, along with the teams whose fortunes are rising and falling. And, so we don't neglect the also-rans, we'll see which teams are in the hunt for next year's No 1 pick.