A Georgia environmental official died after suddenly collapsing near the state Capitol on Tuesday during a public meeting on last month’s toxic chemical plant inferno outside Atlanta, officials said. Kenny Johnson, the Rockdale County Soil and Water Conservation District supervisor, testified alongside business owners and leaders about the BioLab chemical fire in Conyers, about 25 miles outside Atlanta, which spewed clouds of hazardous chlorine gas and smoke throughout the area. Shortly afterward, the 62-year-old collapsed and was rushed to Grady Memorial Hospital, where he died. The Fulton County Medical Examiner’s Office said that due to the circumstances of Johnson’s death,...