Chinese authorities have detained nearly a dozen Tibetans for having mobile phones containing Tibet's spiritual leader the Dalai Lama's photos, or songs about him.An official document dated April 6 reported a push in March to detain Tibetans with mobile phones containing the Dalai Lama's photos or songs about him.The office that produced the document was the "Brigade to Crack Down on Organized Crime," part of the Public Security Bureau office for Tibet's capital Lhasa.It identified 11 people as having been detained last month, including Migmar Kelsang, 44, for having a mobile phone with a video clip of a song praising the Dalai Lama and Alo, 28, for having photos of the Dalai Lama and the Karmapa, another senior Tibetan Buddhism figure, and a map of Tibet on his mobile phone.

Alo was detected while sending those images to others, according to the document.

On March 9, Lhakpa, a Tibetan lady whose age was not given, was detained when her mobile phone was found to contain a song praising the Dalai Lama, it said. She explained that the song was downloaded when she bought the phone in 2009.

The document said that several young Tibetans in their teens or 20s were also detained in March, identifying them as Jamyang Tashi, Choedzom, Phurba Gyal, Tsering Jigmey, Rabten, Pagyal, Tsering Sonam and Thubten Tsomo. All had images of the Dalai Lama or songs about him on their mobile phones, it said.