Members of the NFL's officiating department who reviewed the game acknowledged that referee Tony Corrente and his crew erred on at least three separate critical calls and non-calls that went against the Bears in their loss to the Steelers, per Ian Rapoport and Tom Pelissero.

The NFL informed Bears pass rusher Cassius Marsh on Friday he's being fined $5,972 for unsportsmanlike conduct, NFL Network's Tom Pelissero reported.

Cassius Marsh, who was called for taunting after a crucial sack in Chicago's loss to Pittsburgh, said he wasn't taunting and that he was "hip-checked" by referee Tony Corrente. 

The Houston Texans have won four of the last five division titles, but is their reign in jeopardy after a busy offseason? Grant Gordon explores movement among teams in the AFC South.

After a frenzied first wave of free agency, NFL rosters look stunningly different than they did just one year ago. Here is a team-by-team listing of the notable departures during a wild 2020 free agency period.

Could Jadeveon Clowney end up with the Giants? How about Amari Cooper taking his talents across the division to the Redskins? Nick Shook matches one free agent with each NFC team.

Los Angeles Rams WR Brandin Cooks has been ruled out after suffering a concussion against the Bengals. Plus other injuries we're monitoring around the league on this Week 8 Sunday.

The NFL preseason has ended. The regular season is less than a week away from kicking off and that means it's time for teams to cut their rosters down to 53 players before Saturday's deadline.

The Bengals are rebuilding their offensive line. They have signed guard John Miller to a three-year, $16.5 million deal, Pelissero reports. Here are other transactions we're monitoring Friday.

The Raiders placed second-round tenders on running back Jalen Richard and cornerback Daryl Worley, per NFL Network's Tom Pelissero. Plus, other moves we're watching around the NFL.

Will Josh Rosen supplant Sam Bradford in Arizona? Who is the top running back in Green Bay? What is the Cowboys' outlook at wide receiver? Gregg Rosenthal identifies the most enticing training camp battles in the NFC.

The expectations surrounding Jimmy Garoppolo have San Francisco 49ers fans hopeful in 2018. Can the highly paid QB lead a revamped Niners roster to the playoffs? Marc Sessler has five reasons why Jimmy G and Co. will indeed be playing January football.

The 49ers boasted the league's most efficient offense with Jimmy Garoppolo starting. Teammate Cassius Marsh, who practiced against Jimmy G in New England, is the latest to testify that the small sample size is just the beginning.

Working for Bill Belichick might not be for everyone, but Dont'a Hightower doesn't have any issues with what's demanded from him. "It's definitely harder than most places...that's part of it."

Count Cassius Marsh among the players who aren't fans of the so-called "Patriot Way." The 49ers defensive end says he didn't enjoy his brief stint with the New England Patriots last season.

Dallas Cowboys owner Jerry Jones said there is a chance left tackle Tyron Smith will play Thursday versus the Los Angeles Chargers. Here is a list of injuries and roster moves we're tracking Tuesday.

Case Keenum faces the team that benched him in favor of Jared Goff last season in Sunday's showdown between the Los Angeles Rams and Minnesota Vikings. Kevin Patra breaks down each matchup.

The matchup of the week is ... Saints-Bills? You better believe it! Kevin Patra has everything you need to know for all the matchups as Week 10 approaches.

Texans quarterback Deshaun Watson has yet to face a defense with a secondary like the Legion of Boom. Can the rookie handle the pressure? Kevin Patra has everything you need to know for Week 8.

The most pressing and tongue-in-cheek head-scratcher of Thursday night's aftermath has been: When did Alex Smith start throwing the ball past the line to gain?

Behind an offensive onslaught led by Alex Smith and rookie Kareem Hunt, the Kansas City Chiefs upset the New England Patriots, 42-27, in Thursday night's season opener.

It was a rough Tuesday for Seahawks defensive end Cassius Marsh. He went to Twitter to express frustration over someone stealing $20K worth of "Magic: The Gathering" cards from him.

Russell Wilson led the Seattle Seahawks in a 12-10 victory over the Miami Dolphins, in spite of suffering an ankle injury in the third quarter. Here's what we learned.

Seattle Seahawks defensive end Chris Clemons is hanging up his cleats after 13 seasons with five different NFL organizations.

Chicago Bears linebacker Cassius Marsh talks about his late taunting penalty.

Watch highlights from every Seattle Seahawks win in their action green jerseys which they will wear for TNF Week 5 against the Los Angeles Rams.

Watch Pittsburgh Steelers' top plays vs. the Carolina Panthers during Preseason Week 3.

Pittsburgh Steelers linebacker Cassius Marsh is relentless on a third-down strip-sack.

Pittsburgh Steelers DE Cassius Marsh joins "NFL Now" to discuss his new venture, the Steelers 2020 season and outlook for 2021.

Arizona Cardinals' defense drops Los Angeles Rams quarterback Jared Goff with relentless edge pressure.

Seattle Seahawks defensive end Cassius Marsh flies off the edge to sack Oakland Raiders quarterback Nathan Peterman.

Watch the best plays from the Week 7 matchup between the Los Angeles Rams and San Francisco 49ers.

San Francisco 49ers defensive lineman Cassius Marsh sacks Los Angeles Rams quarterback Jared Goff for a loss of 8 yards.

Watch the best highlights from the week 2 match up between the Detroit Lions and San Francisco 49ers.

Detroit Lions QB Matthew Stafford is hit by San Francisco 49ers linebacker Elijah Lee, forcing the fumble and it's recovered by 49ers defensive end Cassius Marsh.