Friendly fire killed 4 UN staffers in Kabul?

Four UN personnel may have been killed due to "friendly fire" from Afghan security forces responding to a Taliban attack on a Kabul guesthouse last year, a United Nations investigation has found.......

Image: The Blue Helmets' Red-Letter Day at UN

It's the International Day of UN Peacekeepers. They were -- and are -- there everywhere across the globe. Refugees were taken home safely and children to school. They trained police, supported......