BASEBALL
American League
DETROIT TIGERS — Optioned RHP Zach Miner, INF Ramon Santiago and INF Chris Shelton to Toledo of the IL.
National League
ARIZONA DIAMONDBACKS — Acquired RHP Yusmeiro Petit from the Florida Marlins for RHP Jorge Julio and cash.
LOS ANGELES DODGERS — Acquired OF Brady Clark and cash considerations from the Milwaukee Brewers for RHP Elmer Dessens.
WASHINGTON NATIONALS — Acquired INF Wade Robinson from the Houston Astros for C Danny Ardoin.
FOOTBALL
National Football League
CAROLINA PANTHERS — Signed DE Dave Ball, S Deke Cooper, CB Curtis Deloatch and DT Chad Lavalais.
HOUSTON TEXANS — Matched the New York Giants' offer sheet for FB Vonta Leach.
JACKSONVILLE JAGUARS — Signed TE Jermaine Wiggins and S Kevin McCadam. Re-signed LB Tony Gilbert.
NEW ORLEANS SAINTS — Re-signed WR Terrance Copper to a one-year contract.
PHILADELPHIA EAGLES — Acquired LB Takeo Spikes and QB Kelly Holcomb from the Buffalo Bills for DT Darwin Walker and a conditional pick in the 2008 draft.
PITTSBURGH STEELERS — Re-signed S Tyrone Carter to a three-year contract.