Smith, McKnight steer Chiefs past Dolphins

Quarterback Alex Smith threw for three touchdowns, while Knile Davis and Cyrus Gray both scored one on the ground, all of which combined to help the Kansas City Chiefs defeat the Miami Dolphins 34-15.

Kansas City recorded its first victory of the season, while Miami fell to 1-2.

Box Score | Fantasy Pulse

Here's what you need to know

• Alex Smith had a typically efficient outing, going 19-of-25 for 186 yards, three touchdowns and no interceptions.
• Running back Jamaal Charles was a game-time decision for the Chiefs, and ultimately didn't play, but Knile Davis proved to be a worthy replacement. Davis rushed for 132 yards on 32 carries and added a touchdown.
• Joe McKnight fell off many people's radar, but came back in a big way for the Chiefs. McKnight caught two touchdowns and was the team's leading receiver with 64 yards on six catches.
• Kansas City recorded four sacks while Dolphins quarterback Ryan Tannehill failed to establish a rhythm with any of his receivers, save for Mike Wallace.
• Chiefs defensive tackle Dontari Poe was a standout player, recording 1.5 sacks, two quarterback hits and a pass deflection.
• Wallace added five catches for 74 yards and running back Lamar Miller ran for 108 yards on 15 carries in a losing effort.
• Dolphins receiver Jarvis Landry briefly left the game, but returned.
• With the loss, the Dolphins trail both the Patriots and Bills in the AFC East, while the Chiefs still trail the Chargers and Broncos in the AFC West.