A handbook is seen at Florida Keys Mosquito Control District headquarters, in Marathon, Florida, U.S. May 4, 2021. Picture taken May 4, 2021. REUTERS/Marco Bello/File Photo
A handbook is seen at Florida Keys Mosquito Control District headquarters, in Marathon, Florida, U.S. May 4, 2021. Picture taken May 4, 2021. REUTERS/Marco Bello/File Photo