Murder trial at heart of Chinese political scandal adjourns without verdict
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- NEW: Four policemen are charged with a cover-up and face trial Friday
- Gu Kailai and a family aide are accused of murdering a British businessman
- The defendants don't object to the prosecution's charges, a court official says
- Gu's hu*****and, Bo Xilai, is a former top official who has been stripped of his posts