There South Korea they United States they held new joint air exercises on Sunday, March 19, following yet another missile test by North Korea earlier in the day. The exercises involved South Korean Air Force F-35A fighters and US Air Force B-1B bombers and F-16 fighters. Other training focused on transporting M777 howitzers by helicopter and building capability for all-weather operations. The exercise came after Pyongyang fired a short-range ballistic missile towards the sea off the east coast of the Korean peninsula. Kim Jong-un’s regime views US-South Korea military exercises as proof of invasion.