 Police stated that they can't guarantee their safety, and denied them entering the territory, so they had to return to Las Palmas.On 6 November, three Spanish regional MP's that tried to visit the "Dignity camp" were retained in Casablanca and expelled to Spain the next day without any explanation.The most severe accusations of human rights abuses by the Polisario Front have been about the detention, killing and the abusive treatment of Moroccan prisoners of war from the late 70s to 2006.