The legacy of Guantanamo Bay prison 10 years after 9/11

Just four months after the September 11 terror attacks, the US military began sending prisoners caught on the battlefield in Afghanistan, to Guantanamo Bay in Cuba.

A decade later, there are still nearly 200 prisoners there, including some of those connected to the attacks.

Mark Mardell visited the prison, and looks back on the legacy of Guantanamo.