The New York Yankees announced today that they have acquired minor league right-handed pitcher Jhonny Nunez from the Washington Nationals in exchange for infielder Alberto Gonzalez.

The White Sox are talking about a deal for Nationals pitcher John Lannan, SI.

Following Thursday's game against the Giants, the Nationals activated outfielder Lastings Milledge from the 15-day disabled list and designated catcher Johnny Estrada for assignment.

The Diamondbacks on Tuesday acquired righthander Jon Rauch from the Nationals for infielder Emilio Bonifacio, as reported by Yahoo.

Nationals' first baseman Dmitri Young was placed on the disabled list on Saturday night while third baseman Ryan Zimmerman will be recalled, according to The Washington Post.

Washington outfielder Wily Mo Pena will have surgery on his left shoulder within the next couple of weeks, according to The Associated Press.

Nationals' outfielder Elijah Dukes will miss 4-6 weeks of action after suffering a knee injury on Saturday night, according to USA Today.

Ken Griffey Jr.

Nationals' reliever Chad Cordero has a tear in the right labrum of his shoulder and will miss the rest of the season, according to The Washington Post.