Centerfielder who made his MLB debut with the Washington Nationals in 2014.
He was selected in the 6th round, at number 172 overall, in the 2009 MLB Draft. He was first added to the professional team's 40-man roster on November 20, 2013.
On August 20, 2015, he hit what was the then-longest home run of the MLB season, with a 493-foot shot.
He has four older sisters. He was raised by his mother and father, who was a long-serving logistics officer for the US Army.
He has frequently played as the back-up centerfielder to Denard Span for the Washington Nationals.