http://economictimes.indiatimes.com/news/politics/nation/Suicide-bombers-attack-UN-building-in-Afghanistan/articleshow/6798456.cms
So if it's not the normal territory for the Taliban or Islamic extremists, then it can only be a message from the Afghan people to get the hell out of their country, the UN's presence is not wanted.
HERAT: Two suicide bombers attacked a UN compound in the western Afgahistan province of Herat and several insurgents were now inside the building, local police said on Saturday. Afghan troops were surrounding the U.N. building in Herat city, an area that Taliban and other Islamist militants are not very active in.
There were no immediate details on any casualties. Mohammad Salem Ehsas, police chief of Herat, said two suicide bombers blew themselves up outside the building while several other attackers managed to get inside. He did not know how many fighters there were but said it could be up to three insurgents. A U.N. spokesman in Kabul, Dan McNorton , said he "was aware of an incident affecting a UN office in Herat" and said it was ongoing
