The Cleveland Browns signed offensive lineman Scott Kooistra; waived linebacker Arnold Harrison.

The New Orleans Saints signed defensive tackle Rodney Leisle and tight end Tory Humphrey; released cornerback Greg Fassitt and cornerback Herana-Daze Jones.

The Atlanta Falcons signed kicker Steve Hauschka.

The Tampa Bay Buccaneers claimed safety De'von Hall off waivers from Indianapolis.

The Chicago Bears signed punter Richmond McGee to a two-year contract.

The New Orleans Saints waived tight end Tory Humphrey.

The Cleveland Browns released offensive lineman Scott Kooistra.

The Seattle Seahawks waived defensive end Derek Walker.

The Buffalo Bills signed linebacker Josh Stamer.

The Atlanta Cardinals released linebacker Ali Highsmith and fullback Brandon Renkart; signed safety Hamza Abdullah and tackle Cliff Louis.

The Cleveland Browns signed offensive lineman Scott Kooistra.

The New Orleans Saints released kicker John Carney and cornerback Marcus McCauley; re-signed fullbac Kyle Eckel; signed safety Herana-Daze Jones and tight end Tory Humphrey.

The Pittsburgh Steelers signed wide receiver Joey Galloway and long snapper Jared Retkofsky.

The San Diego Chargers signed center Eric Ghiacuic.

The San Francisco 49ers released defensive tackle Baraka Atkins.

The Seattle Seahawks signed center Jeff Robinson.

The St. Louis Rams claimed defensive end James Wyche off waivers from Jacksonville.

The Kansas City Chiefs released wide receiver Quinten Lawrence.

The Denver Broncos waived offensive tackle Herb Taylor.

The Jacksonville Jaguars waived defensive back Kennard Cox and defensive end James Wyche.

The Buffalo Bills signed tight end Joe Klopfenstein.

The Arizona Cardinals signed kicker Mike Nugent.

The Cincinnati Bengals re-signed defensive tackle Shaun Smith; waived wide receiver Maurice Purify.

The St. Louis Rams claimed offensive tackle Ryan McKee off waivers from the N.Y. Jets.

The Carolina Panthers signed offensive lineman Rob Petitti.

The St. Louis Rams released guard Richie Incognito.

The Washington Redskins signed linebacker Curtis Gatewood; released offensive lineman D'Anthony Batiste.

The Chicago Bears waived linebacker Cato June.

The New York Jets waived offensive tackle Ryan McKee.

The Jacksonville Jaguars waived defensive back Kennard Cox.

The Cincinnati Bengals signed defensive tackle Shaun Smith.

The Denver Broncos signed offensive tackle Herb Taylor.

The Philadelphia Eagles signed coach Andy Reid to a three-year contract extension, through 2013.

The St. Louis Rams signed safety Clinton Hart; released linebacker Dominic Douglas.

The Atlanta Falcons released wide receiver Troy Bergeron; signed running back Verron Haynes and tight end Jason Rader.

The Washington Redskins cut kicker Shaun Suisham; signed kicker Graham Gano.

The Buffalo Bills re-signed tight end Joe Klopfenstein; released defensive tackle Corey Mace.

The Cleveland Browns signed defensive lineman Derreck Robinson.

The Carolina Panthers claimed defensive tackle Derek Landri off waivers from Jacksonville.

The Cleveland Browns signed defensive lineman Brian Schaefering.

The Pittsburgh Steelers signed cornerback Anthony Madison; waived cornerback Corey Ivy.

The Atlanta Falcons released kicker Jason Elam; signed kicker Matt Bryant.

The Carolina Panthers signed linebacker Quinton Culberson; waived linebacker Kelvin Smith.

The Chicago Bears signed linebacker Cato June to a one-year contract.

The Indianapolis Colts waived defensive end Josh Thomas and defensive back Anthony Madison.

The Philadelphia Eagles signed tight end Brent Celek to a six-year contract extension; released cornerback Ramzee Robinson.

The Tampa Bay Buccaneers signed punter Sam Paulescu.