According to International Campaign for Tibet, two sisters of Tenzin Delek Rinpoche, were detained by the Chinese authorities after they refused to sign a document about his health condition.
The two sisters had been under pressure by the authorities to sign a document which was described as a report on the health condition of Tenzin Delek. The sisters were told they were not allowed a copy of the document. When they refused to sign they were detained for approximately 10 hours in Chuandong prison, the same prison as Tenzin Delek had been held. One of the sisters is reported to have fainted in the prison, before they were released.
Further reading: ICT