GENEVA: The United Nations called on Tuesday (Mar 17) for a swift and independent investigation after the Afghan government said a Pakistani strike on a Kabul drug rehabilitation clinic killed hundreds of people. "Last night's tragic blast at a drug rehabilitation centre in Kabul, that reportedly left scores of patients dead, must be investigated promptly, independently and transparently," UN rights office spokesman Thameen Al-Kheetan told reporters in Geneva. He called for those responsible to