US citizen killed in Libya attack Secretary of State Hillary Clinton has condemned an attack on a US diplomatic compound in Libya which has left an American citizen dead. September 12 2012 at 02:18pm Related Stories Comment Guidelines Please read our comment guidelines. Login and register, if you haven’ t already. Write your comment in the block below and click (Post As) Has a comment offended you? Hover your mouse over the comment and wait until a small triangle appears on the right-hand side. Click triangle () and select "Flag as inappropriate". Our moderators will take action if need be.