Though passenger service was closer to normal Sunday, the facility’s activities remain dominated by the disaster, a week after the quake turned it into a hub of despair and frustration. Outside the Tribhuvan airport terminal, people looking for missing travelers from Asia and Europe posted signs, some with pictures of backpackers who disappeared in avalanches triggered by the magnitude 7.8 quake on April 25. More than 7,250 people died in the quake, and Nepalese officials have said they expect that number to increase as emergency workers reach remote areas and search the debris. Nepalese army officials at the airport said they have already improved screening of plane manifests at customs and have suspended fees, but that minimum screening is still necessary—especially to prevent fraud. “I am getting calls from my relatives in the U.S.