Two companies in Ukraine have been supplying an Iranian state-owned military manufacturer with key parts for drones , the US Treasury Department said on Wednesday. The Office of Foreign Assets Control said in a statement that it was placing sanctions on GK Imperativ and Ekofera, two Ukraine-based companies. The firms are accused of being fronts for Iranian procurement agents who were supplying aerospace parts to the Iran Aircraft Manufacturing Industrial Company, or HESA. HESA designed and