Oh, this was a thing of beauty...
The American Special Envoy to Sudan, J. Scott Gration, got hauled in front of Congress and Chairman Donald Payne of the House Subcommittee on Africa and Global Health invited in Senator Sam Brownback to ask a few pointed questions.
Please read the TNR article linked above, and for real enjoyment follow the link to the YouTube video provided there for the actual testimony.
It was a much-deserved beating.
h/t to Michael Goldfarb at The Weekly Standard 'blog (link to this specific item).