Ryan Cook has been a reliever for the Arizona Diamondbacks, the Oakland Athletics, and the Boston Red Sox. Cook was claimed on waivers by the Chicago Cubs on November 6th, but on December 2nd was not tendered a contract and became a free agent. Today, the Seattle Mariners signed him to a one year deal.
Mariners announce they have signed Ryan Cook to a 1-year major league deal.
— Shannon Drayer (@shannondrayer) January 7, 2016
The 6-foot-2 right hander was an All-Star in 2012 while with the Oakland Athletics. That was his best season as he earned a 2.