 Henry Lamb considers it "the only way to be sure that the U.S. will win the showdown at the U.N. Corral", considering that without withdrawal, U.N. claims of diplomatic immunity and Congressional subpoena power threaten each other, as in the oil-for-food scandal.Critics say it "undoubtedly paints a bull's-eye across the entire country".Tim Wirth, president of the United Nations Foundation, finds the bill contrary to United States interests