White powder discovered at Lake EMS in Mount Dora, 12 people exposed

Mount Dora, Fla. (WOFL FOX 35) - Mount Dora police have reported that an envelope arrived via USPS to the Lake EMS off 2751 and old 441 at the Golden Triangle plaza.

A white powder was discovered and 12 employees were exposed. A postal inspector and the FBI are currently on scene.

This is a developing story. Stay with Fox 35 News for updates.