The U.S. Army helicopter and bullets are displayed during the 2018 International Helicopter Industry Exhibition at the Las Vegas Convention Center on Tuesday, Feb. 27, 2018, in Las Vegas. (Bizuaye …

The U.S. Army helicopter and bullets are displayed during the 2018 International Helicopter Industry Exhibition at the Las Vegas Convention Center on Tuesday, Feb. 27, 2018, in Las Vegas. (Bizuayehu Tesfaye/Las Vegas Review-Journal) @bizutesfaye