The Mariners had MLB's best rotation last season, but still couldn't make the playoffs. So will Seattle look to trade a pitcher for a hitter this offseason?

President of Baseball Operations Jerry Dipoto has talked about looking for a starting second baseman, third baseman and a first baseman to pair with Luke Raley. Seattle's self ... outfield in his two major league seasons. The Mariners could move him ...

The Boston Red Sox are looking for some frontline pitching to upgrade their starting rotation, and this proposed trade can do that and then some. Per Play Tessie, a proposed trade between the Sox and Seattle Mariners would land All-Star ace Luis Castillo in Boston for Wilyer Abreu and Masataka Yoshida.