There have been violent confrontations between detainees and guards at the US prison at Guantanamo Bay.<br /><br />The US military says it tried moving inmates into separate cells on Saturday.<br />The prisoners had covered security cameras and blocked windows.<br />Military officials said the detainees used improvised weapons to prevent themselves from being moved.<br />Carlos Warner, an assistant Federal Public defender representing 11 Guantanamo detainees, taked to Al Jazeera about the developments.