
Seattle Mariners left fielder Michael Morse watches from the dugout during an exhibition baseball game against the San Diego Padres Friday, Feb. 22, 2013, in Peoria, Ariz. (AP Photo/Charlie Riedel)

Seattle Mariners' Michael Morse bats during an exhibition baseball game against the San Diego Padres Friday, Feb. 22, 2013, in Peoria, Ariz. (AP Photo/Charlie Riedel)

Seattle Mariners' Michael Morse bats during an exhibition baseball game against the San Diego Padres Friday, Feb. 22, 2013, in Peoria, Ariz. (AP Photo/Charlie Riedel)

This is a 2013 photo of Michael Morse of the Seattle Mariners baseball team. This image reflects the Seattle Mariners active roster as of Feb. 19, 2013 when this image was taken in Peoria, Ariz. (AP Photo/Charlie Riedel)

Seattle Mariners left fielder Michael Morse laughs with teammates during a baseball spring training workout Tuesday, Feb. 19, 2013, in Peoria, Ariz. (AP Photo/Charlie Riedel)

Seattle Mariners left fielder Michael Morse laughs with teammates during a baseball spring training workout Tuesday, Feb. 19, 2013, in Peoria, Ariz. (AP Photo/Charlie Riedel)

Washington Nationals left fielder Michael Morse (38) shows his frustration as he strikes out to end the first inning as the Washington Nationals play the St. Louis Cardinals in Game 3 of Major League Baseball's National League Division Series at Nationals Park, Washington, D.C., Wednesday, October 10, 2012. (Andrew Harnik/The Washington Times)

Washington Nationals general manager Mike Rizzo (left) looks on as newly-acquired pitcher Rafael Soriano models his jersey Jan. 17, 2013, during an introductory news conference at Nationals Park in Washington. Rizzo also discussed the three-team trade that sent Michael Morse to the Seattle Mariners in exchange for pitching prospect A.J. Cole from the Oakland Athletics. (Associated Press)

**FILE** Washington Nationals general manager Mike Rizzo (left) looks on as newly acquired pitcher Rafael Soriano models his jersey during an introductory news conference at Nationals Park in Washington on Jan. 17, 2013. Rizzo also discussed the three-team trade that sent Michael Morse to the Seattle Mariners in exchange for pitching prospect A.J. Cole from the Oakland Athletics. (Associated Press)