Land Lesson Air Force Senior Airman Caleb Love shows Nigerien service members disturbed earth, a common sign there may be a buried improvised explosive device, during an IED awareness course in Niamey, Niger, Oct. 11, 2019. SHARE: Download: Full Size (1.03 MB) Credit: Air Force Staff Sgt. Alex Fox Echols III VIRIN: 191011-F-DY859-0180Y.JPG Photo Gallery