The Dalai Lama brushed aside a reported threat by China to withdraw their Olympic athletes from a training camp as "almost routine".
The Tibetan spiritual leader made the comment during the launch of his 10-day visit to the UK which will see him pass on a message of non-violence, dialogue and universal responsibility.
Asked about his thoughts on the reported threat, he replied: "That is always happening, that is almost like routine."
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The victims were collecting permits and escorts a day after their home town was liberated from the extremists.
Scotland Yard said the male youths will appear in custody at Westminster Magistrates' Court on Saturday.