The Flyers officially signed right wing Mike Knuble to a one-year contract Friday, and the veteran will be available for Saturday's game at the Florida Panthers. Knuble, 40, returns to the Flyers after spending the past three seasons with the Washington Capitals. He played for the Flyers for four seasons (2005-09) after signing as a free agent July 3, 2004. Knuble appeared in 310 games for Philadelphia, recording 114 goals and 221 points.