‘The Bills went from scoring 54 points against Kansas City to three against San Francisco and players are still at a loss to explain why. The Chiefs defense is ranked 32nd in the NFL — last — but the 49ers is a less-than daunting 23rd and it ranks 27th in points allowed. “We had plenty of opportunities to score a lot of points, but we just didn’t do it and as close as we were to the goal line, the opportunities were right there, but plays just didn’t get made,” WR Lee Evans said. “I don’t know exactly, it wasn’t all one thing or another, but bottom line, being able to run it down in the red zone really helps your passing game.”‘