Definition: In this task, you need to generate an appropriate title for the given summary of some paragraph. The generated title must be short and should include the main topic of the given text. Your summary should be less than 20 words long.
Input: A man who was secretly detained and sent to Libya with his pregnant wife in 2004 has spoken of his disappointment that no-one will be prosecuted.

'Tortured' rendition couple angry over failure to charge MI6