Over the winter, there were trade rumors involving Seattle Mariners’ All-Star Luis Castillo and the Boston Red Sox. While nothing happened, there was talk of the M’s sending Castillo to Boston and receiving at least first baseman Triston Casas back. Speaking on the “Marine Layer” podcast this week, noted Red Sox personality Jared Carrabis of the Section 10 podcast provided some more context about the discussions. “(Luis Castillo) wanted his contract to be restructured.