On Aug. 5, the Washington Nationals made the decision to designate right-handed pitcher Zack Littell for assignment as a way to make room on the roster for a returning Brad Lord. That didn't happen, which didn't help the Nationals when it came to their finances since they had to release him on Aug. 7. Diamondbacks Set to Sign Zack LittellWashington Nationals pitcher Zack Littell | IMAGN IMAGES via Reuters ConnectPer Nick Piecero of The Arizona Republic, the Arizona Diamondbacks have agreed to a deal with Littell. If Littell pitches poorly for them -- like he did for the Nationals -- then that could spell trouble. Nationals Could Be Battling Zack Littell for Playoff SpotWashington Nationals pitcher Zack Littell | IMAGN IMAGES via Reuters ConnectWhat makes this destination for Littell notable is the fact that Washington could find themselves in a battle for a place in the postseason against his new team at some point in the near future.