Protest scenes outside US Embassy in London where ex British detainees are calling for closure of Guantanamo Bay. Shaker Aamer, Moazzam Begg, Ruhal Ahmad, Tarek Dergoul, Asif Iqbal, Shafiq Rasul and Bishar al-Rawi meet for the first time to share their experience of being held without charge or trial at the infamous detention centre.