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The toll now stands at 2 dead, 16 injured.
When you take into account the sinking of that warship earlier in the year, which was probably down to the North, together with today's reports that they are further along the road to having a nuclear weapon than had previously been believed then maybe it would be better to take decisive action now rather than to keep letting these incidents happen.
However one would guess that China, in particular, won't want any pro-active measures to be taken.