MILWAUKEE BUCKS-Signed C Earl Barron to a 10-day contract.
OKLAHOMA CITY THUNDER-Signed C Kendrick Perkins to a multiyear contract extension through the 2014-15 season.
WASHINGTON WIZARDS-Reached a buyout agreement with F Al Thornton and placed him on waivers.
NATIONAL FOOTBALL LEAGUE
BUFFALO BILLS-Tendered contracts to S Donte Whitner, LB Paul Posluszny and TE Scott Chandler.
DALLAS COWBOYS-Signed LB Isaiah Greenhouse to reserve-future list. Tendered contracts to T Doug Free, DE Stephen Bowen, DE Jason Hatcher and S Alan Ball.
JACKSONVILLE JAGUARS-Signed S Donovin Darius to a one-day contract.
NEW YORK JETS-Tendered contracts to CB Antonio Cromartie, WR Santonio Holmes, WR Brad Smith, QB Kellen Clemens, S Eric Smith, CB Drew Coleman, K Nick Folk, OL Rob Turner and S James Ihedigbo. Released LB Damien Woody, NT Kris Jenkins and DE Jason Taylor. Announced LB David Harris signed his franchise tender.
SEATTLE SEAHAWKS-Re-signed RB Leon Washington to a multi-year contract.
WASHINGTON REDSKINS-Released G Derrick Dockery.
ARENA FOOTBALL LEAGUE
ARIZONA RATTLERS-Signed of K Joe Schroeder.
SOUTHLAND CONFERENCE-Named Chris Mycoskie director of television and electronic media.
ALBERTUS MAGNUS-Named Steve Jewett women's lacrosse coach.
CARROLL, WIS.-Named Mark Krzykowski football coach.
CHARLESTON-Named Pat Kirkland football coach.
CHARLOTTE-Named Brad Lambert football coach.
FLORIDA-Promoted Steve Jungbluth to recruiting coordinator. Named Leah Martindale-Stancil swim camp director. Promoted Erva Gilliam to director of swimming operations.
GREENSBORO COLLEGE-Announced the resignation of assistant athletic director for communications Bob Lowe.
KENT STATE-Named Jeff Burrow safeties coach, Brian George defensive line coach and Dave McMichael tight ends coach.
SYRACUSE-Named Kelly Morrisroe assistant volleyball coach and recruiting coordinator.