K-State feeling deja vu after QB Thompson's knee injury

Kansas State quarterback Will Howard (15) fumbles the ball as he is sacked by Southern Illinois running back Pop Jones III (9) during the first half of an NCAA college football game, Saturday, Sept. 11, 2021, in Manhattan, Kan. (AP Photo/Charlie Riedel)

Kansas State quarterback Will Howard (15) celebrates with teammates after scoring a touchdown during the first half of an NCAA college football game against Southern Illinois, Saturday, Sept. 11, 2021, in Manhattan, Kan. (AP Photo/Charlie Riedel)

Kansas State head coach Chris Klieman watches as Kansas State quarterback Skylar Thompson was injured during the first half of an NCAA college football game against Southern Illinois, Saturday, Sept. 11, 2021, in Manhattan, Kan.(AP Photo/Charlie Riedel)

Kansas State quarterback Skylar Thompson (7) is helped off the field after being injured during the first half of an NCAA college football game against Southern Illinois, Saturday, Sept. 11, 2021, in Manhattan, Kan.(AP Photo/Charlie Riedel)

Kansas State quarterback Skylar Thompson (7) passes during the first half of an NCAA college football game against Southern Illinois, Saturday, Sept. 11, 2021, in Manhattan, Kan. (AP Photo/Charlie Riedel)

Kansas State quarterback Will Howard (15) gets past Southern Illinois cornerback James Ceasar (2) to run the ball during the first half of an NCAA college football game, Saturday, Sept. 11, 2021, in Manhattan, Kan.(AP Photo/Charlie Riedel)