Patriots sign seven to practice squad, cut LB Bobby Carpenter

The Patriots on Saturday acquired wide receiver Greg Salas in a trade with St. Louis for an undisclosed future draft pick, claimed offensive lineman Matt Tennant off waivers from New Orleans and released veteran linebacker Bobby Carpenter.

In addition, the team announced the signing of seven players to the practice squad: offensive lineman Thomas Austin, fullback/running back Eric Kettani, wide receiver Sam Kirkland, offensive lineman Matt Kopa, tight end Alex Silvestro, linebacker Jeff Tarpinian and defensive back Malcolm Williams.