Video: Meet Caps first round draft pick Lucas Johansen

Johansen, 19, has registered 36 points (6g, 30a) in 60 games with the Kelowna Rockets (WHL) this season and ranks second among Rockets defensemen in points, assists and goals. Last season, Johansen registered 49 points (10 goals, 39 assists) in 69 games with Kelowna and led the team's blueliners in points, goals and assists and ranked third among WHL defensemen in power-play assists (25). The 6'2", 177-pound defenseman was teammates with Capitals prospect Madison Bowey in 2014-15 and helped the Rockets win the WHL championship. Johansen has earned 90 points (16 goals, 74 assists) in 190 career WHL games with Kelowna and was drafted by the Capitals in the first round, 28th overall, in the 2016 NHL Draft.

Video: A Day in the Life of #CapsDevCamp with Lucas Johansen

Williams, 22, has earned 13 points (3g, 10a) in 49 games with the Hershey Bears (AHL) this season. The 6'0", 195-pound defenseman made his AHL debut and tallied his first AHL point with an assist on Oct. 22 against Bridgeport. Williams recorded two points (1g, 1a) on Nov. 4 at Springfield, including the game-winning goal in overtime for first AHL goal. Williams played for the Regina Pats (WHL) for six seasons from 2010-16 and registered 104 points (25g, 79a) in 211 career games. In addition, he served as captain of the Pats during the 2015-16 season. He was drafted by the Capitals in the sixth round, 173rd overall, in the 2015 NHL Draft.