With the fifteenth Sunday of the NFL season over, these three teams put on the most impressive performances [VIDEO]. The Kansas City Chiefs and Los Angeles Rams both took control of their respective divisions with key victories, while the New England Patriots took control of the top seed in the AFC as they narrowly defeated the Pittsburgh Steelers.

Kansas City Chiefs

The Kansas City Chiefs faced the Los Angeles Chargers on Saturday in a game that would decide who would take control of the AFC West.

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Kansas City took an early 10-0 lead, highlighted by a 64-yard Tyreek Hill touchdown, but then the Chargers scored 13 unanswered points to take the lead early in the third quarter.

From this point, the Chiefs took control as they scored 20 consecutive points, with Kareem Hunt looking like he did earlier in the season as he scored twice to wrap up the 30-13 victory in front of the home crowd. Kansas City's defense forced the Chargers to turn it over four consecutive drives, as they frustrated Phillip Rivers. Next week, the Chiefs stary at home to face the Miami Dolphins, with a victory giving them the AFC West title.

Los Angeles Rams

Much like the Chiefs, the Los Angeles Rams went into their week 15 game with the division basically title on the line as went on the road to take on the Seattle Seahawks. The Rams dominated the game from the start, as their offense kept scoring, they made plays on special teams and their defense completely shut down Seattle's offense.

The Rams, who already were leading 27-0, ended the second quarter with a dagger that completely ended the game. With time winding down in the second quarter, Todd Gurley broke off a 57-yard touchdown run and 3rd-and-20 to extended the lead to 34-0 and give him his third touchdown of the half. Gurley would a receiving touchdown in the third quarter, as the Rams went on to win 42-7.

Los Angeles outgained Seattle by 203 total yards and held the ball for 13:32 longer on offense. Meanwhile, their defense sacked Russell Wilson seven times and forced three fumbles, recovering two of them. Now, the Rams will go on the road to face the Tennessee Titans, with a win or Seattle lose guaranteeing that they would clinch the NFC West.

New England Patriots

The New England Patriots went on the road to face the Pittsburgh Steelers in a battle that would determine who controlled the top seed in the AFC. In what turned out to be a back-and-forth game, the Patriots entered the fourth quarter down 24-16, with the Steelers having just retaken the lead on a Le'Veon Bell touchdown.

New England then drove down and got a field goal to cut into the lead, with their defense forcing the Steelers to go three-and-out afterward. The Patriots then drove down the field and scored the game-winning touchdown and got the two-point conversion with 58 seconds left. [VIDEO]

Pittsburgh's JuJu Smith-Schuster then took a catch 69 yards to the 10-yard line and it appeared the Steelers won the game on a touchdown pass to Jesse James that was reversed upon review. The Steelers then completed a three-yard pass and got back to the line to try to win the game in regulation. However, Eric Rowe tipped Ben Roethlisberger's passed and Duron Harmon made the interception to seal the 27-24 victory. Next week, the Patriots take on the Buffalo Bills with the AFC East already being wrapped up.