Their ninth straight win at home and third win in a row overall .
Plank , sitting alongside Capitals owner Ted Leonsis was entertained to a dominating 5 - 0 win by the Capitals on Sunday .
Capitals ' ninth straight win at home and third win in a row overall .
Plank , sitting alongside Capitals owner Ted Leonsis was entertained to a dominating 5 - 0 win by the Capitals on Sunday .