Former Dallas Cowboys center Phil Costa signed a two-year contract with the Colts in March. Indianapolis placed the offensive lineman on the reserve/retired list Monday.

The Redskins and Giants have had a busy offseason, but Chip Kelly and the Eagles still are favorites in the NFC East. How does Darren Sproles' addition make Philly even more dynamic?

The offseason has featured big changes in Tampa Bay and New York. The 49ers, meanwhile, barely have brought in new talent. We examine which teams made the most moves.

The Redskins and Ravens are getting a shot in the arm from DeSean Jackson and Steve Smith, respectively. Which other offenses are among the NFL's most improved? Chris Wesseling explores.

Where would Henry Melton and James Jones fit best? With 32 potential starters left on our free-agent tracker, Chris Wesseling looks at which teams need help at specific positions.

Alex Mack and Jermichael Finley are near the top of Around The League's list of the best available free agents. Which teams are interested in their services?

The Oakland Raiders will host LaMarr Woodley and Justin Tuck one day after agreeing to deals with two offensive linemen. Check out what other free agents are visiting teams around the NFL.

The Dallas Cowboys enter 2014 with the NFL's worst salary-cap situation. Our offseason forecast breaks down the futures of Jason Hatcher and Miles Austin, among others.

The Dallas Cowboys faced criticism when they picked center Travis Frederick in the first round of April's draft, but quarterback Tony Romo believes the team landed an impact player.

The Dallas Cowboys signed first-round draft pick Travis Frederick to a four-year contract Tuesday. Does the team's new center compare favorably to New York Jets' All-Pro Nick Mangold?

With the 2013 NFL Draft now in the books, Elliot Harrison breaks down all the action, including the Miami Dolphins' selection of Dion Jordan. Who won -- and who should be worried?

Tony Romo likely will benefit from the Dallas Cowboys' first-round pick. The 'Boys selected Wisconsin center Travis Frederick with the 31st overall selection of the 2013 NFL Draft.

Plenty of key offensive stars were among the walking wounded in Week 7, including the Redskins' Pierre Garcon and Fred Davis, the Browns' Trent Richardson and the Jaguars' Maurice Jones-Drew.

Soul-searching usually comes in December for the Dallas Cowboys, but this year's team is having its moment of crisis entering Week 5's bye. Ian Rapoport says Tony Romo and Co. have a lot to ponder.

Eli Manning and the New York Giants had the Dallas Cowboys' number in 2011. Can Tony Romo and the 'Boys turn the tables Wednesday night? Daniel Jeremiah previews the season opener.

The Dallas Cowboys have traded for Miami Dolphins offensive lineman Ryan Cook in exchange for a seventh-round draft pick.

Morris Claiborne's coverage skills are crucial to the Dallas Cowboys' defensive plans, so they aren't messing around with the rookie, throwing him into the fire. Ian Rapoport has the latest.

Felix Jones' future with the Cowboys is uncertain, with reports labeling him as trade bait. The team says he's going nowhere. Welcome to the offseason.