DEFUNIAK SPRINGS, Fla. – Florida authorities say a hidden underground bunker was discovered on the property of a Florida child pornography suspect.The Walton County Sheriff’s Office issued a news release Tuesday with details of the case.Investigators say 57-year-old Marty Scott Bass came to the door with a shotgun as officers attempted to serve a search warrant.Bass put it down after several commands from a SWAT team, sheriff’s officials said.Bass is suspected of manufacturing child pornography of children 8 to 10 years old.Investigators said they also discovered a secret bunker underneath a shed.Bass is being held at the Walton County jail.