At Dubai International Airport, workers loaded crates packed with relief aid into a Boeing 747 destined for Nepal, just over a four-hour flight away. The Gulf commercial hub is home to a sprawling logistical and warehouse facility known as International Humanitarian City that is used by United Nations agencies and NGOs to deploy humanitarian aid. The chief executive of IHC, Shaima al-Zarooni, said relief workers have faced difficulties in delivering needed aid such as temporary shelters, satellite communications gear and medical equipment because of closures and congestion at the airport in Kathmandu. The United Arab Emirates, which includes Dubai, announced on Sunday it was deploying search-and-rescue team to Nepal on Sunday to help with recovery and relief efforts. The largest Emirati telecom, Etisalat, is offering customers five free minutes to call loved ones in Nepal by entering a special code on their mobile phones. Kuwait announced Monday evening it would provide $3 million in urgent aid to assist victims of the earthquake. The oil-rich Gulf states are a key destination for Nepalese migrant workers, where they find jobs as maids, security guards and construction workers. Helicopters crisscrossed the skies above the high mountains of Gorkha district, ferrying the injured to Gorkha and other towns for treatment, and aid supplies back out to remote villages — some reachable only by air after landslides blocked mountain roads. Some of the women on the flight were grimacing and crying in pain and unable to walk or speak, in agony three days after being injured in the quake Saturday that killed more than 4,400 people. In Bhaktapur, one of Nepal's most historic cities neighboring Kathmandu, people were beginning to go back to their damaged homes to collect anything they could salvage. At the local public hospital patients have been camped in the lawns since the massive quake struck Saturday and flies bu