Mike Knuble and Nicklas Backstrom fueled the Capitals? vaunted attack with three points apiece, and Washington pulled away to a 4-1 win over the Florida Panthers on Friday night, their ninth straight victory. Knuble had two goals and an assist, and Backstrom had a goal and two assists for the Capitals. Knuble has 11 goals in his last 12 games and four in his last three.