The Nationals announced a Tyus Jones Jersey series of roster moves today. Outfielder and infielder have been optioned to Triple-A Rochester. Outfielder has been recalled while third baseman has had his contract selected. Those four moves were . To open a 40-man spot for House, the Nats designated first baseman for a signment. Yepez, 27, first joined the Nationals via a minor league deal going...