Girls Basketball tips off this weekend in Knoxville as the Panthers host the Second Annual Panther Tip-Off Classic. Friday will feature Norwalk against Centerville in the opener at 6:15 while Knoxville will battle A-D-M at eight. Saturday at three features Grinnell and A-D-M while Knoxville will take on Centerville at around 4:45. Knoxville is coming off a 21-3 season last year and recorded its best finish in team history in the Little Hawkeye Conference with a second place finish.