Haitians cut plastic sheeting prior to distributing it to other Haitians to use as temporary shelters in Port-au-Prince, Haiti, Feb. 24. The supplies are being distributed by the intergovernmental organization International Organization for Migration. The Department of Defense and the U.S. Agency for International Development are in Haiti supporting Operation Unified Response, a multinational, joint-service operation to provide humanitarian assistance to Haitians affected by the 7.0-magnitude earthquake that struck the region, Jan. 12.