Rumsfeld, usually renowned for his uncompromising tough talking, was awarded the "Foot in Mouth" award for a confusing message which probably left his audience in the dark as to its meaning, Britain's Plain English Campaign said.
"Reports that say something hasn't happened are interesting to me, because as we know, there are known unknowns; there things we know we know," Rumsfeld told the briefing.
"We also know there are known unknowns; that is to say we know there are some things we do not know. But there are also unknown unknowns -- the ones we don't know we don't know."
