Luke Raley drove in a career-high seven runs with his first grand slam and a three-run homer to power the Seattle Mariners to a 12-8 victory over the Chicago White Sox.

The Cincinnati catcher stood idly by as a run scored, leading to a breakout inning for Chicago. Fantasy baseball analyst Scott Pianowski updates the values of catchers as we move through May.

The Seattle Mariners have some decisions to make with their pitching staff and a key prospect, and there's a question about star Julio Rodríguez.

Bryan Woo tied his season best with nine strikeouts in six scoreless innings, Julio Rodríguez homered, and the Seattle Mariners beat Atlanta 3-1 to hand the Braves their first series loss of the season.

Matt Olson made MLB history during Monday's game against the Seattle Mariners. Olson is off to an excellent start to the year.

The Mariners are not hot this season. A few big bettors are hoping that changes — and fast.

The Kansas City Royals hit the Pacific Northwest on Friday night for the opener of a three-game series against Cal Raleigh and the Seattle Mariners.

Vinnie Pasquantino scored the go-ahead run in a three-run fourth inning and the Kansas City Royals held the Seattle Mariners to just four hits for a 4-1 win.