Red Sox officially add Christian Arroyo, option Marcus Walden

Photo by Joe Sargent/MLB Photos via Getty ImagesAs the Red Sox were getting ready to try and avoid a 10-game losing streak on Wednesday afternoon, the front office made a few roster moves just before game time. As has been expected for a little while now, Christian Arroyo was officially added to the active roster. Marcus Walden was optioned down to Pawtucket to make room on the 28-man roster while Mike Shawaryn was designated for assignment in order to make room on the 40-man roster.

Arroyo was claimed off waivers from the Indians by the Red Sox last week, and they have been waiting for his intake testing to complete before adding him to the active roster. The infielder is out of…