David John has a long-term look at the market for Super Bowl XLVIII after April's NFL draft.
British Olympian Lawrence Okoye has signed for the San Francisco 49ers.
The New York Jets have announced that high-profile quarterback Tim Tebow has been released.
Manchester-born Menelik Watson was selected by the Oakland Raiders in the second round of the 2013 NFL Draft.
Miami sprung the biggest surprise in the early stages of the 2013 NFL Draft by trading for Oregon defensive end Dion Jordan.
Tampa Bay Buccaneers have acquired cornerback Darrelle Revis in a trade from New York Jets.
The Baltimore Ravens have a the toughest start to the defence of the Super Bowl with a return to the Denver Broncos.
Green Bay have confirmed that Clay Matthews has signed a long-term extension to his contract.
The Raiders have acquired Matt Flynn in a trade with the Seahawks, with Carson Palmer reportedly leaving Oakland.
Tony Romo will become the highest-paid player in Dallas history after agreeing a six-year extension to his contract.