Colorado Avalanche defenseman Josh Manson (upper body) is set to miss Sunday's Game 4 against the Los Angeles Kings, Evan Rawal of the Denver Gazette reports. Speaking to reporters on Saturday, Avalanche head coach Jared Bednar said Manson is "unlikely" to play on Sunday. The veteran defenseman missed Saturday's practice after sustaining an upper-body injury on Thursday in Game 3 of the series. Manson started the playoffs well, recording two assists and 10 hits in three games. Nick Blankenburg is set to take his spot in the lineup as the Presidents' Trophy winners aim to complete a first-round sweep against the Kings.

Boston Bruins defenseman Mason Lohrei is expected to be a healthy scratch on Sunday against the Buffalo Sabres, Amalie Benjamin of NHL.com reports. The Bruins plan to give Jordan Harris his Stanley Cup Playoffs debut as Hampus Lindholm's running mate on the second defensive pairing. Lohrei has found it difficult in the postseason this year, going scoreless and posting a minus-four rating in the first three games. Harris appeared in only eight regular-season games but found some offensive success, scoring one goal and recording two assists.

Philadelphia Flyers defenseman Emil Andrae (upper body) will sit out Saturday's Game 4 against the Pittsburgh Penguins, Tom Gulitti of NHL.com reports. The Swedish rearguard is working his way back from an upper-body injury sustained during the series opener. Andrea skated on Saturday morning, so he could be an option later in the series. Currently, Philadelphia has no reason to shake up the defense, having limited Pittsburgh to four goals in the series. Noah Juulsen has been Andrea's replacement on the third defensive pairing, recording two assists in Game 3.

Pittsburgh Penguins goaltender Arturs Silovs will replace Stuart Skinner in the crease on Saturday against the Philadelphia Flyers, Adam Kimelman of NHL.com reports. The Penguins are facing elimination on Saturday night and will try to shift momentum in the series by making a change between the pipes. Skinner registered a 3.08 goals-against average and a .873 save percentage in the first three games of the matchup. Silovs had a couple of rough outings to end the regular season, finishing with a 19-12-8 record. He had a 3.07 goals-against average with a .888 save percentage. The Latvian netminder lost his lone appearance against Philadelphia 3-2 in a shootout, despite producing 32 saves.