"The organizers of ZombiCon, Pushing DaiZies, Inc. are deeply saddened by the news of what happened within the footprint of our event," the organizers of the convention, an annual charity event that drew more than 20,000 people this year, wrote on Facebook. "We take the safety of our patrons very seriously and take precautions in hiring security and police officers for our annual event. Our prayers go out to the family members and individuals involved in the incident."

>> Click here to see the post

Organizers asked anyone with information about the shooting to contact Fort Myers police at 1-800-780-8477 or www.swflcrimestoppers.org