The female suicide bomber's main explosive charge did not go off.

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The apparent failure of the devices' main explosive charge means that only sheer good fortune, or the incompetence of the bombers, prevented further great loss of life.

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Around Christmas, Supica went public with his explosive, double-barreled charge on the Swedish Serbian-language blog, Koreni.rs.

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In both cases the player can lock-on to nearby enemies, fire two core weapons (a machinegun and the equivalent of a grenade launcher), and unleash a couple of charge attacks that are as explosive as they are damaging.

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Officials said the main charge was a high-grade military explosive which would have been able to bring down an aircraft, and that it could have been detonated in two ways, in case one failed.

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