Kentucky Army National Guard Col. Jesse Huff, the outgoing preventive medicine officer for the Kentucky Medical Detachment, and Capt. Bryan Parker, the incoming preventive medicine officer, use a cardboard box with dry ice to bait ticks for collection at Wendell H. Ford Regional Training Center, Greenville, Kentucky, June 1, 2021. Huff has been collecting ticks to aid in prevention of tick-borne illnesses for more than 20 years. (photo by U.S. Army National Guard Sgt. Lance Mudd)