NFL rumors: Latest news from Week 4 on injuries and more

See the latest news and rumors around the NFL as Week 4 comes to a close.

Week 4 of the NFL season will come to a close Monday as the Seattle Seahawks host the Detroit Lions, capping a weekend of exciting action. Six teams remain undefeated, while the Lions are the only team that have yet to win a game.

Check out the latest NFL news and rumors below.

• The Miami Dolphins fired head coach Joe Philbin, and will replace him with tight ends coach Dan Campbell on an interim basis, the team announced Monday. Miami is 1–3 on the season after losing to the New York Jets on Sunday.

• The Seahawks announced that running back Marshawn Lynchwill not play in Monday’s game against the Lions with a hamstring injury.

• Colts quarterback Andrew Luck is “trending in the right direction” after missing Sunday’s win over the Jacksonville Jaguars with a right shoulder injury, head coach Chuck Pagano said.

• CHAT SPORTS: Top 10 potential replacements for Joe Philbin

• Dallas Cowboys running back Lance Dunbar is “almost certainly” out for the season after sustaining a knee injury in the Cowboys’ loss to the Saints on Sunday night, ESPN's Todd Archer reports.

• Houston Texans head coach Bill O’Brien was noncommittal when discussing who will start at quarterback in Thursday night’s Week 5 contest with the Colts, Jaylon Thompson of the Houston Chronicle reports. Ryan Mallett was benched for backup Brian Hoyer during their 48–21 loss to the Falcons on Sunday.

• Green Bay Packers linebacker Clay Matthewsmocked San Francisco 49ers quarterback Colin Kaepernick in their 17–3 win over San Francisco, telling him, “You ain’t Russell Wilson, bro.”

• Philadelphia Eagles running back DeMarco Murraycomplained about his lack of touches following their 23–20 loss to the Redskins on Sunday, Zach Berman of the Philadelphia Inquirer reports. Murray carried the ball just eight times in the game.

• Buffalo Bills head coach Rex Ryan defended his team's 17 penalties in their loss to the New York Giants on Sunday, saying it showed his team had “fight,” ESPN's Mike Rodack reports.

• CHAT SPORTS: Five QBs the 49ers could target to replace Kaepernick

- Brian Rauf