Oct 02, 2023 - 13:11
By espn.com

NFL 2023 Week 4: Biggest questions, risers and takeaways - ESPN

Week 4 of the NFL season started Thursday night with a Detroit Lions win over the Green Bay Packers. Detroit ran for 211 yards and three scores to move to 3-1 on the season.

Sunday started with the Atlanta Falcons and Jacksonville Jaguars facing off in London, where big plays by the Jaguars' defense — including a pick-six — helped Jacksonville to a win, before concluding with a thrilling victory by the Kansas City Chiefs over the New York Jets, who fought back from a 17-0 hole.

The Buffalo Bills' offense emphatically handed the Miami Dolphins their first loss of the season, the Washington Commanders took the Philadelphia Eagles to overtime (then lost) and rookie receiver Puka Nacua caught his first touchdown pass to give the Los Angeles Rams an OT win over the Indianapolis Colts.

The Dallas Cowboys' defense (and offense) ran over Mac Jones and the New England Patriots, while the San Francisco 49ers beat the Arizona Cardinals to remain undefeated at 4-0.

Our NFL Nation reporters reacted to all the action, answering lingering questions coming out of each game and picking out who — or what — is rising and falling for every team. Let's get to it.

Should the Chiefs be concerned about their defense? The Jets had lost their past 86 games after falling behind by 17 points or more, a streak dating back to 2001. The Chiefs extended the streak to 87, but they had many anxious moments along the way. While a safety and a couple of interceptions by Patrick Mahomes didn't