The San Jose Sharks added some toughness by signing forward Adam Burish to a four-year, $7.4 million contract.
Rumors are beginning to surface that the Oakland Raiders are again showing interest in acquiring running back Cedric Benson.
Jacobs had previously stated that he wanted to stay with the Giants and/or close to New York.
The Oakland Raiders have signed cornerback Shawntae Spencer to a one-year deal in their latest move to bolster their depleted secondary.
ESPN is reporting that free agent quarterback Peyton Manning underwent a physical and threw passes in front of 49er coaches this week, according to their NFL league sources.
The Washington Redskins moved aggressively in the first minutes of free agency Tuesday to find some targets for Robert Griffin III, agreeing to terms with former 49er Josh Morgan and Pierre Garcon while pursuing Eddie Royal.
The Oakland Athletics still have strong interest in signing slugger Manny Ramirez, who presents a low-risk investment for the rebuilding franchise.
The San Francisco Giants have finalized a $1 million, one-year contract with free agent reliever Guillermo Mota to bring him back for a third season.
Jim Harbaugh has been an Alex Smith supporter at least as far back as last summer when, during the lockout, the first-year 49ers head coach announced that he wanted the then-free agent quarterback in San Francisco as his starter.