Ryan Carter

Capitals defenseman Green trying experimental therapy

As the Washington Capitals stepped onto the ice in Buffalo on Monday evening, they did so with a much-too-familiar vacancy on their defense. The game against the Sabres was the 20th consecutive and 26th of the season without Mike Green in the lineup.

Over the past two seasons, Green's absence from the lineup has become a new normal for Washington and a trying time for the two-time Norris Trophy finalist as the best player at the position. Dating to Feb. 8, Green has missed 52 of the past 62 regular-season contests because of injury.

It's unclear when Green, who was not available to comment for this article, will return from his latest setback, a strained right groin muscle...