Free agency did not change the NFC North dynamic dramatically. The Green Bay Packers still reign supreme after re-signing key players like Sam Shields and B.J. Raji as well as adding Julius Peppers.

Rashean Mathis agreed to terms on a one-year contract to return to the Detroit Lions, the team's website confirmed Monday. The veteran cornerback was the Lions' top cover man in 2013.

The Atlanta Falcons signed former Washington Redskins cornerback Josh Wilson to a one-year deal on Tuesday. Wilson started all 48 games for the 'Skins over the past three seasons.

Jay Gruden and Sean McVay are the new head coach and offensive coordinator in Washington. The fantasy film study takes a look at what this means for RGIII, Alfred Morris and more.

Looking for secondary help? You're in luck -- this year's crop of free-agent cornerbacks and safeties includes proven starters like Alterraun Verner. Marc Sessler examines.

What do the Indianapolis Colts need for 2013? A stronger nucleus centered around Andrew Luck and the passing game would do a lot to help the team build upon its strong 2012 campaign.

The Indianapolis Colts attempted to fortify their secondary by signing free-agent cornerback Justin King, team owner Jim Irsay announced via Twitter.

The Colts secondary was a frequent recipient of scorn from fans and analysts last season, but cornerback Jerraud Powers is out to prove that the unit is much improved.

The Colts are definitely interested in bringing in the Cowboys' Mike Jenkins into the fold in Indianapolis to bring the added depth of a former Pro Bowl cornerback to their secondary.

Broncos trade for Chris Gronkowski

One of the Gronkowski brothers was on the move Wednesday when the Broncos traded cornerback Cassius Vaughn for Colts fullback Chris Gronkowski.