This training involved airdropping paratroopers and towing gliders. By 16 January 2010, US military helicopters were airdropping food and supplies to the survivors. Fly Lockheed C-130H Hercules cargo aircraft, both airdropping and airlanding cargo and people. On 10 August, the United Kingdom also began airdropping humanitarian aid in northern Iraq. Airdropping was seldom used in the early stages of the Normandy campaign.