This was reported by the Florida Times-Union portal, citing local authorities. 

Police and medics arrived at the scene. 

According to a police spokesman, a woman was killed and a man injured, who were allegedly Amazon employees.

The victim was taken to hospital. 

The police added that the incident "does not look like an incident with an active gunman" and "does not look like violence in the workplace." 

Earlier in the state of Iowa, one person was killed in a shootout, 11 were injured.