China's Gu is said to have confessed to killing business partner
11 August 2012 Last updated at 09:49 BST
Gu Kailai, the wife of the once powerful Chinese politician Bo Xilai, is said to have confessed to killing a British businessman.
State controlled media said she admitted poisoning the man, Neil Heywood, after a mental breakdown.
The BBC's Bill Hayton reports.