Was selected by the Capitals in the first round, 24th overall, of the 2009 NHL Entry Draft.
On 17 May 2010 was signed to a three-year entry-level contract with the Capitals. Recorded his first NHL goal on 19 October 2010 against Tim Thomas of the Boston Bruins.
Won one silver Olympic medal in 2014 in Sochi.
In the 2014-2015 NHL season became a restricted free agent under the NHL Collective Bargaining Agreement.