Though his role with the Cubs had diminished, Welington Castillo was still “shocked” to learn he’d been traded to the Mariners, he tells Ryan Divish of the Seattle Times: “I wasn’t expecting it. Now I’m here. It was a long day yesterday. Now I’m here and ready to go. I’m really excited to be here.” Castillo discusses the sometimes overlooked difficulty of being traded for a catcher, as he’s already been informed that he’ll be behind the dish for Thursday’s matinee, leaving him scarce time to get to know starter J.