Padres center fielder Jackson hitless in his last 12 plate appearances; knuckleballer Matt Waldron moving rehab to Double-A ...

The Mariners longest-tenured position player moved up the club record books in an incredible category after his home run ...

MLB.com prospect insider Jim Callis issued a disappointing opinion on Seattle Mariners' switch-pitching prospect Jurrangelo Cijntje. Answering a question in a n ...