The legal case of a former CIA detainee suing the government of Djibouti for hosting the facility where he says he was detained could be helped by the contents of a still-classified Senate report. Djibouti, a key U.S. ally, has denied for years that its territory has been used to keep suspected Al-Qaeda operatives in secret captivity. But the Senate investigation into the agency’s “detention and interrogation program” concluded that several people had been secretly detained in the tiny Horn of Africa state, two U.S. officials who read an early draft of the report told Al Jazeera.