1. Too Little
Over the course of the 82-game regular season, only the Tampa Bay Lightning scored more goals than the Capitals, who averaged a positively robust 3.49 lamp-lighters per outing. In the playoffs, that number has dropped to 2.67 overall (padded with five empty-net goals and lowest among teams still in the tourney) and a woeful 1.50 in the second round (which includes an empty netter).
Obviously the low goal total is driven by the worst-fear combo of low shot totals (from 27.6 per game in the regular season to 24.