The San Francisco Giants have agreed to a three-year, $15 million extension with Santiago Casilla.

The Houston Astros have signed free agent designated hitter/first baseman Carlos Pena to a one-year contract with a base salary of $2.9 million.

Toronto has extended the knuckleballer for two years and $25 million, completing their trade with the Mets.

Boston has added the veteran shortstop on a one-year deal.

The Minnesota Twins have reportedly signed right-hander Mike Pelfrey to a one-year deal worth up to $5.5 million.

The Los Angeles Angels could find an unlikely trading partner for Vernon Wells in the New York Yankees. Not unlikely because it's the Yankees, but because it is Vernon Wells.

R.A. Dickey will be headed to the Toronto Blue Jays, contingent on the two sides agreeing to an extension in the next 72 hours.

Former top pick Matt Bush will serve three years behind bars after plea bargaining his DUI case.

The Phillies have reportedly signed veteran reliever to a two-year, $12 million contract.

Detroit has won the bidding war with the Cubs for the free-agent right-hander, who pitched for the Tigers down the stretch last season.