There's a good argument to be had over what's been more valuable to the Kansas City Chiefs' perfect start, running back Jamaal Charles or their stingy defense.
The truth is it's taken both of them to pile up the wins.
Charles joined some exclusive company with 123 yards from scrimmage and a touchdown on Sunday, while the Chiefs' defense forced a turnover in the final minutes to preserve a 17-16 win over the Houston Texans and keep their unblemished record intact.
''Our offense played well. They kept us in the game,'' said the Chiefs' Tamba Hali, who stripped Houston quarterback Case Keenum of the ball to wrap up the win. ''We played complementary football, and as long as that's going on, we can always keep up our part of the bargain.''
Charles ran for 86 yards and also had 37 yards receiving, joining O.J. Simpson as the only players in NFL history with at least 100 yards and a touchdown from scrimmage in each of the fir...