"As the ambassador was killed, it appears that his request was justified. The State Dept had a duty to meet the request, as they have a duy to meet every request. Your dismissive comments, in light of events, are offensive. "
No, they are not.
The State Department is mandated to do no such thing. They made a judgement call, it may have been the wrong one. But people are not infallible, especially in foreign policy situations as difficult/delicate as this one.