Chris McCain, a restricted free agent, received a right of first refusal tender on Wednesday, Ricky Henne of the Chargers' official site reports.
The Raiders signed Doug Martin to a contract Thursday, Ian Rapoport of NFL Network reports.
The Browns have parted ways with Sammie Coates, Scott Petrak of the Elyria Chronicle-Telegram reports.
Sheldon Richardson will visit the Vikings on Thursday, Ben Goessling of the Minneapolis Star Tribune reports.
Fitzgerald Toussaint will re-sign with the Steelers, Jeremy Fowler of ESPN.com reports.
The Cardinals and Mike Iupati (triceps) agreed to restructure his contract, Field Yates of ESPN reports.
Danny Amendola has officially signed with the Dolphins, Armando Salguero of the Miami Herald reports.
The Redskins and Paul Richardson officially agreed to a contract Thursday, Stephen Czarda of the team's official site reports.
The Raiders are closing in on a contract with Jordy Nelson, Adam Schefter of ESPN reports.
Zach Ertz has restructured his contract with the Eagles, an agreement that will create $5.047 million in salary cap space for the team, the Philadelphia Inquirer reports.
Angelo Blackson signed a contract with the Texans on Thursday, Aaron Wilson of the Houston Chronicle reports.
Frank Gore is nearing an agreement with the Lions, Mike Jones of USA Today reports.
The Texans placed C.J. Fiedorowicz (concussion) on the reserve/retired list Thursday, Aaron Wilson of the Houston Chronicle reports.
The Cowboys didn't tender Zac Dysert (back) a contract for the 2018 season Wednesday, making him an unrestricted free agent, Todd Archer of ESPN.com reports.
Johnathan Joseph rejoined the Texans on a two-year contract Thursday, Ian Rapoport of NFL Network reports.
Trevor Siemian (shoulder) and a 7th-round draft pick in 2018 were traded to Minnesota from Denver for a 5th-round draft pick in 2019, Mike Klis of 9News Denver reports.
William Hayes signed a one-year contract extension with the Dolphins on Wednesday, Mike Garafolo of the NFL Network reports.
Dee Ford (back) should be 100 percent for the start of OTAs, BJ Kissel of the Chiefs' official site reports.
Barkevious Mingo signed a two-year, $6.8 million deal with the Seahawks on Wednesday, Aaron Wilson of the Houston Chronicle reports.
Terrance Smith has decided to re-sign with the Chiefs.