Nationals' Nick Lee: Designated for assignment

Lee was designated for assignment by the Nationals on Wednesday, Chelsea Janes of the Washington Post reports.

Lee has struggled this season, posting a 4.54 ERA and 1.74 WHIP in 35.2 innings at Double-A Harrisburg. In his career, the 25-year-old owns a 4.33 and 1.53 WHIP in 284.2 innings. Lee has pitched in a relief role since 2014 in the Nationals' system.