Are Browns a playoff contender? How will Case Keenum impact AFC West? NFL Nation has the answers

The first wave of free agency is behind us. High-profile players now have new homes, but questions still remain. NFL Nation provides the answers. Today, we look at the AFC.

AFC North: Have the Browns improved enough to contend for a playoff spot?

The Browns will be trying to mesh a new offensive system with a new coordinator, new quarterback, new running back and new receivers in 2018. That requires hard work and time, but the process also puts the Browns in position to be much more competitive this season. Could the Browns actually compete for a playoff spot after going 0-16 in 2017? AFC North roundtable

AFC South: Who will make a bigger impact: Malcolm Butler or Tyrann Mathieu?

The 2017 Jaguars set the standard for secondary play in the AFC South. This offseason, most of the division attempted to follow suit, making splashy secondary moves. The Tennessee Titans signed former Patriots cornerback Malcolm Butler to a five-year, $61.25 million deal, and the Houston Texans signed former Cardinals safety Tyrann Mathieu to a one-year, $7 million deal. AFC South roundtable

AFC East: How much has the gap closed between the Patriots and the field?

The Patriots have won the AFC East championship in each of the past nine seasons, which is the longest streak of division titles in NFL history. In 2018, which team has done the most to close the gap with the Patriots through free agency and trade acquisitions? AFC East roundtable

AFC West: How could Case Keenum affect the AFC West race?

John Elway has vowed to "do what we have to do" to get back in the playoff conversation, and after weeks of evaluation, Elway said Keenum was "the target ... the best fit for us." Keenum is just the guy to get the Broncos back on track, per Elway. Our four AFC West beat reporters take a look at what impact Keenum could have on the division race. AFC West roundtable

NFC North: Will Kirk Cousins be enough to keep the Vikings atop the division, even with a healthy Aaron Rodgers?

Sure, the Minnesota Vikings won the NFC North last season, but Aaron Rodgers played only seven games because of a broken collarbone. When healthy, Rodgers is the best quarterback in the league. Will Cousins be enough to keep the Vikings atop the NFC North in 2018? NFC North roundtable

NFC South: Which underrated signing could pay off big?

The Saints re-signing Drew Brees has to be the biggest move made in the NFC South -- hard to argue with bringing back a future Hall of Fame quarterback. After that there is plenty of room to debate which of the many under-the-radar signings could have the biggest impact on the division. NFC South roundtable

NFC East: How much has the gap closed between the Eagles and the field?

The Eagles only have to look at recent NFC East history to know that success is no guarantee from one year to the next, as there hasn’t been a repeat division champ in the NFC East since the Eagles won four in a row from 2001 to '04. They know the Cowboys, Giants and Redskins are coming for the crown. NFC East roundtable

NFC West: With the addition of Ndamukong Suh, do the Rams have the best defense in the NFL?

With Suh on board, the Rams now feature one of the most ferocious defensive tackle combinations in recent memory as he joins reigning NFL Defensive Player of the Year Aaron Donald and the oft-underrated Michael Brockers on the Rams’ front line. Last offseason, the Rams performed a dramatic makeover on their offense, which surged from the bottom of the league to the top in total points. Now, they’re hoping for a big leap from coordinator Wade Phillips’ defense. NFC West roundtable