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Ten year memorial for victims of Bali bombings

12 October 2012 Last updated at 14:05 BST

Ceremonies have been taking place in Bali and around the world to mark the bombings 10 years ago that killed 202 people.

People from 21 nations died in the bombings, blamed on the Jemaah Islamiah militant group, on 12 October 2002.

Security is tight after Bali police warned of possible attacks against visiting dignitaries.

Frank Gardner reports.