Authorities are reporting a mass shooting has taken place in Jacksonville, Florida.

On Sunday afternoon, the Jacksonville Sheriff's Office posted this  on its official Twitter page : "Mass shooting at the Jacksonville Landing.

Stay far away from the area.

The area is not safe at this time." The shooting reportedly took place at a qualifier for a "Madden 19"  video game tournament .

The sheriff's office warned the public, including media, to stay away from Jacksonville Landing, an event center in downtown Jacksonville.  The sheriff's office reported  around 3 p.m.

Local time there had been "multiple fatalities" and that one suspect was dead at the scene.