sentences:  During the 2007 season, O'Hara saw time in only three league games and left the RailHawks at the end of the season.O'Hara signed with the Wilmington Hammerheads of the USL Second Division in the spring of 2008 where he served as captain of the team
  
  O'Hara finished the 2008 season with DC United of the MLS, seeing time with their Reserve team.In 2009, George Mason University hired O'Hara as its goalkeeper coach.