The 22-year-old completed just six of 13 passes for 60 yards, zero touchdowns and an interception with 31 rushing yards on 10 attempts against the Bengals after Andy Dalton was injured last Sunday.
Zimmer told reporters Cook is "doing much better" and completed some on-the-field work Friday after he missed practice over the past two days.
Roethlisberger was a full participant in practice Friday and carries no official injury designation into the weekend.
The Chicago Blackhawks have become the latest North American sports entity to offer a reminder that vaccinations do not provide clubs will full immunity against COVID-19 issues.
Ahead of the regular season, Jackson refused to say if he has or hasn't been vaccinated against the coronavirus even though he's tested positive twice in less than a full year.
The 30-year-old was released by the Seahawks in March and spent time in the Fan Controlled Football league earlier this year.
McCaffrey hurt his hamstring in the second quarter of Thursday's outing and was quickly ruled out for the remainder of the matchup even before he walked back to the locker room.
Indianapolis head coach Frank Reich told reporters that Wentz was limited during the session and will probably be a game-time decision for the Week 3 showdown depending on how the signal-caller "responds over the next 24 hours."
Williams was drafted fourth overall by Chicago in 2020 and averaged 9.2 points and 4.6 rebounds in 71 games as a rookie.
It appears the New York Knicks won't have any issues regarding COVID-19 as it pertains to personnel practicing or playing at Madison Square Garden.
Raducanu is looking for somebody with more experience at the biggest WTA Tour events now that she is ranked No. 22 in the world.
It was 20 years ago Thursday when a young quarterback named Tom Brady replaced an injured Drew Bledsoe while with the Patriots.
Earlier in the day, it was reported that Golden State Warriors forward Andrew Wiggins also remains unvaccinated.
After a dreadful four-interception game, Zach Wilson is vowing to play smarter going forward.
The NBA will make officiating changes meant to punish shooters who unnaturally engage with defenders in attempts to draw fouls.
Jackson is dealing with a stomach issue but should be good to go for the weekend.
Roethlisberger practiced as a limited participant on Thursday and is "likely" to start against Cincinnati.
It's Chicago's first AL Central title since 2008.
Kenny Golladay loudly and somewhat controversially vented frustrations on the sideline, and his anger was meant for Jason Garrett, who downplayed the situation.
Jackson wasn't mentioned on Wednesday's official injury report, but he admitted his aerial maneuver vs. the Chiefs left him with a sensitive hip.
Some have compared Gates' injury to the one that threatened the career and life of former quarterback Alex Smith back in 2018, but Jon Perzley, Gates' agent, has since offered a positive update.
Arenado exited Wednesday's contest batting .258 with 33 home runs. He started Thursday's action tied for eighth in all of MLB with 103 RBI on the campaign.
For now, it seems Wentz will be a game-time decision, at absolute best, and also that Reich may not name a starter, at all, before kickoff in Tennessee.
San Francisco 49ers coach Kyle Shanahan admitted this past spring he called Green Bay's Matt LaFleur, his former protege, to ask about Rodgers' availability.
Former NFL referee and current NBC Sports rules analyst Terry McAulay says there have already been 14 ineligible player downfield penalties this season.