The veteran returner joined the active roster only a week ago; Charlie Jones and Tyrone Tracy Jr. are set to take over kickoffs and punts.
Dan Quinn said Daniels will practice fully this week after his elbow injury, while Mariota's second knee sprain of the year leaves rookie Athan Kaliakmanis next in line.
Dan Campbell said the Pro Bowl safety and the free-agent center should open their return windows before Sunday’s game in Arizona, though neither is guaranteed to play.
Mike McCarthy said the second-year defensive lineman will miss at least four games, another loss for a Pittsburgh defense already without cornerback Jamel Dean.
Todd Bowles named the undrafted quarterback his Week 5 starter after a 17–14 loss to Green Bay, with Baker Mayfield’s dislocated thumb still keeping him out.
Pittsburgh adds a veteran with 65 career starts after trading Joey Porter Jr. and losing Jamel Dean to an ankle injury in Cleveland.
The No. 8 overall pick is still working with trainers, and the earliest reported return is Week 7 in Paris, with the bye making Week 9 against Cleveland a likelier target.
The veteran receiver's agent expects a signing within days, a year after a severe knee injury, and Kansas City is among the teams in contact after losing two wideouts in Las Vegas.
Follow verified NFL developments for Tuesday, October 6, with dated updates, injury context and links to earlier coverage.
Surtain and Moss are out against the Chargers; Bryant is on injured reserve, and Lil’Jordan Humphrey has joined Denver’s active roster.
