The 26-year-old rookie defenseman from the Czech Republic has four points (one goal, three assists) in 25 NHL games. He signed a one-year, entry-level contract with the Canadiens on May 1, 2017, and can become an unrestricted free agent July 1.
The Capitals (34-19-7, 75 points), who traded a third-round pick in the 2018 NHL Draft to the Chicago Blackhawks for defenseman Michal Kempny on Monday, are first in the Metropolitan Division, one point ahead of the Pittsburgh Penguins. Washington visits the Florida Panthers on Thursday (7:30 p.m. ET; TVAS, FS-F, NBCSWA, NHL.TV).
The Canadiens (22-29-8, 52 points) enter their home game against the New York Rangers on Thursday (7:30 p.m. ET; TSN2, RDS, MSG 2, NHL.TV) 13 points behind the Columbus Blue Jackets for the second wild card into the Stanley Cup Playoffs from the Eastern Conference.