Yushchenko poison case stirs again

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Also, a prosecutorial cloud fell on parliamentarian David Zhvania, a former presidential ally and now a fierce Yushchenko critic. Zhvania, who prosecutors say refuses to cooperate with the probe, has in a recent interview suggested the president might have suffered from food poisoning, not purposeful poisoning.

Zhvania was a guest at the Sept. 5, 2004 dinner, where Yushchenko is believed to have been poisoned.