Thursday's Sharks vs. Vegas Golden Knights game at SAP Center has been postponed, the NHL announced Wednesday.
The Sharks canceled practice Wednesday morning and shut down training activities.
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Tomas Hertl was identified later Wednesday as the Sharks player placed in the NHL's COVID-19 protocol.
The Athletic's Kevin Kurz reported Hertl is expected to miss some games.
Hertl, 27, has scored 11 points -- six goals and five assists -- in 17 games this season.
It is unknown at this time when the game will be re-scheduled. The Sharks currently are scheduled to host the St. Louis Blues on Saturday at SAP Center.