Boston Red Sox
Placed 1B John Olerud on the 15-day disabled listed, retroactive to Aug. 1, with a left hamstring strain; Recalled 1B Roberto Petagine from Triple-A Pawtucket and LHP Chris Narveson was designated for assignment
Cleveland Indians
Activated DH Travis Hafner from the 15-day disabled list and optioned OF Jason Dubois to Triple-A Buffalo.
Los Angeles Angels
Recalled INF Casey Kotchman from Triple-A Salt Lake.
Los Angeles Dodgers
Sent RHP Scott Erickson outright to Triple-A Las Vegas. He had been designated for assignment on July 29.
San Francisco Giants
Activated C Mike Matheny from the bereavement list.
Seattle Mariners
Purchased the contract of RHP Felix Hernandez from Triple-A Tacoma; Optioned RHP Clint Nageotte to Tacoma.
Texas Rangers
Purchased the contract of RHP Steve Karsay from Double-A Frisco and designated LHP Ron Mahay for assignment.