"At a meeting on Tuesday morning, Saleh informed the coaching staff that passing game coordinator Todd Downing would become the game-day play-caller, with offensive coordinator Nathaniel Hackett demoted. Hackett wasn’t being fired in the classic sense, but it was going to be his decision to whether he stayed.

Then, after the meeting, Saleh found out he was being fired in the classic sense."

https://www.nbcsports.com/nfl/profootballtalk/rumor-mill/news/robert-saleh-removed-play-calling-duties-from-nathaniel-hackett-before-being-fired