Going deep with the Cougars’ scheme, returning personnel, and unknowns Special thanks to Jeff Nusser of CougCenter for speaking with me on the Quack 12 Podcast during our deep dive into the Washington State roster. LISTEN HERE Offense When former Washington St head coach Nick Rolovich was fired — along with four other position coaches — in the middle of last season, then-DC Dickert was promoted to interim head coach, and at the end of the season he got the full-time job. Interestingly, he then let go almost everyone else remaining on the staff, including the former OC/RB coach and…