But, last week the Chinese authorities indicated that they suspected he was murdered and said Ms. Gu was being investigated in connection with Heywood's death. She has been detained on suspicion of murder.
According to a report in The Sunday Times, Xia Deliang, a former Communist party district leader in Chongqing, claimed he supplied cyanide to Mr. Bo's wife.
“The claims of the confession were made on Baidu.com, a popular Chinese website. The postings were not immediately censored, leading analysts to believe they were officially sanctioned leaks,” it said adding: “The postings alleged that Xia admitted his role in supplying potassium cyanide to Bo's wife.”