More than 250 suspects are being held in Cuba A sixth Briton is being held by the US at Camp X-Ray, the Foreign Office has confirmed. Martin Mubanga was arrested in Zambia and then transferred to the maximum security base at Guantanamo Base in Cuba. The 29-year-old, who has dual British-Zambian nationality, is believed to be from north London. Briton Feroz Abbasi is also being held Mr Mubanga was understood to have had fled to Zambia after fighting in Afghanistan alongside al-Qaeda and the Taleban, according to The Sunday Times. It is thought Mr Mubanga was held by the Zambian...