Nationals fire manager Dave Martinez, GM Mike Rizzo amid team struggles

The Washington Nationals fired manager Dave Martinez and general manager Mike Rizzo on Sunday in a large organizational shakeup amid team struggles. 

The move, which was reported by ESPN, comes just hours after the Nats fell to the Boston Red Sox, 6-4, which was a sweep at Nationals Park this weekend. 

Washington has been at the bottom of the NL East division for quite some time, owning a 37-53 record now with the loss on Sunday. And while this loss was a close one, the Nationals were blown out at their home park...