Seeing longtime first baseman Christian Walker sign with the Houston Astros a few weeks ago, the Arizona Diamondbacks have completed a trade with the Astros for one of their infielders. Making the deal official, the D-backs announced that they acquired infielder Grae Kessinger from the Astros for minor league pitcher Matthew Linskey. Arizona’s 40-man roster … Continue reading Diamondbacks acquire Astros infielder after losing Christian Walker