FWIW- I voted no, but only on a matter of semantics. He should have been relieved of his responsibilities a year and a half ago.
I don't think the UN is intrinsically diabolical or evil, but like all bureaucracies, be it IBM, the NFL, or the US Government, there are people who slide by on plausible deniability, and it's accepted without the bat of an eye.
As unfair as it may sound, the person in charge may not always be responsible for the actions that take place under his watch, but he should always be held accountable for them.