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The UK and Nato is "drifting in to a war with Russia" protestors at the world leader's summit in Newport have said.

Barack Obama and David Cameron are among more than 60 world leaders attending the Nato summit in the Welsh city.

The summit where all of Nato's 28 member countries are represented has seen a large security operation in place.

The situation in Ukraine, the Islamic State militant threat and withdrawal from Afghanistan are expected to be on the agenda.

This clip is from Sam Walker on 4 September 2014.