Reports from Tibet say that three Tibetans were detained in the restive Driru County, Nagchu prefecture after putting up posters in the area calling for Tibetan freedom. Sonam Dhondup, 19, Tsering Tashi, 18, and Choksar were arrested on October 12. Thupten Gyaltsen, 27, from Sog County in Nagchu has disappeared after he was detained by the local police on the night of November 11.