Following a big play from Washington State quarterback Connor Halliday, Colorado State defensive line coach Greg Lupfer had some harsh, ugly words for the signal-caller.
It looks like a few F-bombs were dropped and it appears Lupfer calls Halliday a gay slur before the quarterback was told to get away from the sideline.
*Update: Sunday, Dec. 22 at 1:28 p.m. ET
Colorado State issued a statement from Lupfer, via @CSUFootball:
--End of Update--
Thanks to Barrett Sallee for the video.