Photo: Instagram/Josiah Gray Washington Nationals pitcher Josiah Gray has become the latest casualty in Major League Baseball's concerning trend of arm injuries among pitchers. Gray was sidelined due to a flexor tendon strain, landing him on the injured list for 15 days. The Nationals revealed on Tuesday that Gray would miss action due to a right elbow/forearm flexor strain. His absence from the mound meant a change in plans for the Nationals' game against the San Francisco Giants, with Joan Adon called up from Triple-A Rochester to fill his spot. Photo: Instagram/Josiah Gray Despite an early promising start to the season with nine strikeouts in 8⅓ innings, Gray had struggled, allowing 13 runs and 15 hits over two starts. Last season, he ended with an 8–13 record and a 3.91 ERA, tallying 143 strikeouts in 159 innings but also conceding 22 home runs and 80 walks. Gray, a former top prospect for the Los Angeles Dodgers, became a significant acquisition for the Nationals in the t...