Operation Christmas Drop 2012 Published Dec. 12, 2012 By Senior Airman Carlin Leslie 36th Wing Public Affairs Senior Airman Carlin Leslie -- Members of the 36th Airlift Squadron, Yokota Air Base, Japan, air drop deliveries to Pingelap Island and Mokil Island on the second day of Operation Christmas Drop, Dec. 12, 2012. Each year OCD provides aid to more than 30,000 islanders in Chuuk, Palau, Yap, Marshall Islands and Commonwealth of the Northern Mariana Islands. This year is the 61st anniversary of OCD, making it the longest running humanitarian mission in the world. In total, there are eight planned days of air drops, with 54 islands scheduled to receive humanitarian aid.