NFL

	Cardinals sign LB Groves The Arizona Cardinals signed free agent linebacker Quentin Groves on Thursday. Terms of the deal were not disclosed.
	Giants WR Nicks fractures foot New York Giants wide receiver Hakeem Nicks fractured the fifth metatarsal in his right foot during the team's second organized team activity workout on Thursday.
	Bears sign DT Collins The Chicago Bears have signed defensive tackle Nate Collins to a one-year contract. Terms of the deal were not disclosed.
	Pats sign first-round draft choice DE Jones The New England Patriots signed first-round draft selection Chandler Jones on Wednesday.
	Broncos acquire FB Gronkowski from Colts The Denver Broncos acquired fullback Chris Gronkowski from the Indianapolis Colts on Wednesday in exchange for cornerback Cassius Vaughn.
	49ers sign P Lee to contract extension The San Francisco 49ers signed punter Andy Lee to a six-year contract extension Wednesday that will keep him with the team through the 2018 season.
	NFL players file collusion lawsuit against league The National Football League Players Association has filed a lawsuit in Minnesota, claiming the league instituted a secret salary cap for the 2010 season.
	Packers sign Merling The Green Bay Packers have signed defensive end Phillip Merling, who spent his first four NFL seasons with the Miami Dolphins.
	Line of Scrimmage: Bucs building a whole new attitude The Tampa Bay Buccaneers made plenty of noise with their atypical full-bore splash into this offseason's free-agent pool back in March.
	Raiders' McClain makes statement on shooting incident Oakland Raiders linebacker Rolando McClain, who was found guilty of four criminal charges and sentenced to 180 days in jail last week, briefly addressed reporters on Tuesday.