Seattle Mariners Executive Vice President & General Manager of Baseball Operations Justin Hollander announced today the following roster moves: - Curtis Washington Jr. (#0), OF, selected from High-A Everett.

The Mariners are shaking things up in their starting rotation. With a crowded stable of six starting pitchers — Logan Gilbert, Bryan Woo, George Kirby, Bryce Miller, Luis Castillo and Emerson Hancock — Seattle revealed Tuesday that they will use a “piggyback” pitching plan through the All-Star break.

The Seattle Mariners removed first baseman Josh Naylor from the lineup.

The piggyback strategy is returning to the Mariners’ rotation, but with quite a significant change. The club is bringing back the tandem tactic, but it will now feature all six of their starters -- as

The Seattle Mariners' expected returns of catcher Cal Raleigh and J.P. Crawford from the injured list are official ahead of a six-game homestand.

The M's closer left Sunday's loss against the Washington Nationals with lower back tightness. How worrisome is that?

Baltimore Orioles (34-39, fourth in the AL East) vs. Seattle Mariners (37-36, first in the AL West) Seattle; Tuesday, 9:40 p.m. EDT. PITCHING PROBABLES: Orioles: Brandon Young (5-

With Cal Raleigh returning, MLB Network's Jon Morosi posed an idea for the Seattle Mariners to get something out of Mitch Garver in a trade.

Injury updates and more from around baseball.