The emergency Coronavirus has questioned many public events in recent months. Between the cancellation of the GDC, Of 'E3 2020 and QuakeCon, Blizzard is now doubtful whether or not to keep the BlizzCon, their annual fair dedicated to the announcement of their latest titles.
According to this announcement by the executive producer of the event, the company still doesn't know if delete o hold the event. The company hopes that the situation will improve by end of year, but currently their attention is mainly directed towards the safeguarding staff.
Stay tuned for any updates on the matter.