"[Desmond] plays hard every day and listens to criticism," said bench coach Randy Knorr.
One player from each Major League team is chosen based on his passion, desire and work ethic on and off the field, and an overall winner is chosen later in the season.
Bill Ladson is a reporter for MLB.com and writes an MLBlog, All Nats All the Time. He also can be found on Twitter @WashingNats. This story was not subject to the approval of Major League Baseball or its clubs.