The Phillies obtain Mike Sweeney from the Mariners for a player to be named later or cash considerations. The deal is necessitated for Philadelphia when their All-Star first baseman Ryan Howard is put on the disabled list with a severely sprained ankle.

On August 4, 2010 — The Phillies obtain Mike Sweeney from the Mariners for a player to be named later or cash considerations. The deal is necessitated for Philadelphia when their All-Star first baseman Ryan Howard is put on the disabled list with a severely sprained ankle.

Source:
Baseball Reference August 4
National Pastime
Retro Sheet
Hall of Fame
SABR Games Project
Replay The Game