The Calgary Flames were already sidelined by COVID-19.

Now the Colorado Avalanche and Florida Panthers have joined them.

The NHL announced Friday the three clubs have been shut down until after the leagueB次元官网网址檚 holiday break, B次元官网网址渄ue to concern with the number of positive cases within the last two days as well as concern for continued COVID spread in the coming days.B次元官网网址�

A total of 20 games have been postponed amid a sharp rise in players entering the NHLB次元官网网址檚 COVID-19 protocol in recent weeks, including a massive jump since Monday as the fast-moving Omicron variant propels the pandemicB次元官网网址檚 latest wave.

The league announced it was postponing two more Flames games B次元官网网址� Dec. 21 versus Anaheim and Dec. 23 game versus Seattle B次元官网网址� bringing CalgaryB次元官网网址檚 number to six.

The NHL said itB次元官网网址檚 in the process of reviewing and revising all three teamsB次元官网网址� schedules.

The FlamesB次元官网网址� outbreak hit 32 players Friday when centre Mikael Backlund and another member of the teamB次元官网网址檚 support staff entered the NHLB次元官网网址檚 COVID-19 protocol.

A total of 19 players and 13 club employees are currently in isolation for a team thatB次元官网网址檚 been hit hard by a coronavirus outbreak.

The Avalanche and Panthers also have a host of players in protocol.

The Edmonton Oilers, meanwhile, added forward Ryan Nugent-Hopkins into protocol, where he joins head coach Dave Tippett and two teammates.

The Toronto Maple Leafs cancelled their practice in Vancouver on Friday for precautionary reasons after captain John Tavares and forward Alexander Kerfoot were also added to protocol.

Toronto was supposed to play in Calgary on Thursday, but that game was cancelled.

The Leafs say all players and travelling staff were tested Thursday for COVID-19 in Vancouver. The club was informed of the test results Friday morning, and each individual will undergo additional testing.

Toronto is scheduled to play the Vancouver Canucks at Rogers Arena on Saturday before visiting the expansion Seattle Kraken on Sunday.

The AvalancheB次元官网网址檚 postponed games include Saturday versus Tampa Bay, Monday at Detroit, Wednesday at Buffalo, and Thursday at Boston.

The PanthersB次元官网网址� postponed games are Saturday at Minnesota, Tuesday at Chicago, and Thursday versus Nashville.

The American Hockey League also announced three upcoming games for the Toronto Marlies have been postponed, while a COVID-19 issue with the Belleville Senators means their matchup Friday in Syracuse against the Crunch has also been shelved.

B次元官网网址擳he Canadian Press