The Independent saying the British government is responsible for his continued detention.
Hopes have risen for the last British inmate at the US prison in Guantanamo Bay, Cuba, as the British police are to interview him after his family sent appeals to the US president.
Scotland Yard detectives are set to fly to Cuba to interview Shaker Aamer, who has been locked up in the notorious detention center for 11 years despite never having been charged with any offence.
News of the development in Aamer's case come as his children spoke to national media for the first time and demanded their father’s release.
Aamer’s 13-year-old son, Michael, wrote a letter to the US president Barrack Obama after his re-election in which he called for his father's release.
"My dad is still in prison, and even though he has been cleared for release he's been tortured,” the letter read.
Aamer has said he was severely tortured by US investigators at the presence of British secret service agents.
He said the British agents were aware of his torture in Guantanamo.
Aamer was arrested in 2001 and jailed on 14 February 2002.
After being subjected to years of torture and abuse in US custody, he was cleared for release twice under the administrations of former US President George W. Bush in 2007 and Barack Obama in 2009.
Nevertheless, Aamer has never been released with