"Four months after a brutal assault on a U.S. diplomatic compound in Benghazi killed the ambassador to Libya and three other Americans, politicians in Washingtonare still railing over how diplomats were left vulnerable to attack. Yet the political furor, which now threatens to hold up President Obama’s national-security nominations, stands in stark contrast to the response in Libya itself. There, Libyans say, the investigation is nonoperational, if not effectively dead, with witnesses too fearful to talk and key police officers targeted for violent retribution. “There is no Libyan investigation. No, no, no,” says Mohamed Buisier, a political activist in Benghazi, who returned home in 2011 after decades in the U.S. “There is not even a will to investigate anything. Even for us civilians, it is very dangerous if you talk about this subject.” ... "