Russia Today, "Chilcot what? State Department spokesman stumped by inquiry", RT.com (24 August 2015)
Incredible though it may seem to many (myself included), apparently US State Department spokesman Admiral John Kirby hasn't even heard of the Chilcot Inquiry! Would it be too cynical of me to think that perhaps - just perhaps - he is feigning ignorance? After all, I wouldn't want to have to explain why Washington is refusing to release certain documents about the Bush-Blair discussions prior to the 2003 invasion of Iraq.
UK Newspaper Claims US Blocking Crucial Data About Iraq Invasion
Forgive my cynicism, but perhaps there's a whole load more of this kind of stuff (or worse) waiting to spill out, and they'd rather it didn't...
See also: "Blair-Bush deal before Iraq war revealed in secret memo", The Guardian (03 February 2006) (http://www.theguardian.com/world/2006/feb/03/iraq.usa)