Edited sentence: "  The metropolitan Police have since issued an apology to the family sen by some as a vindication of Ridley's spech at the time.New video footage secretly filmed by family members and broadcast on July 31 now supports Ridley's accusations that the FSB was to blame for the number of casualties.The Kremlin had previously insisted that the soldiers only mounted their operation to bvreak the siege after hearing explosions inside the school.The footage reveals that the FSB broke the siege by sending rocket launchers into the school without thought for the children inside.This new footage shown on Sky TV clearly shows otherwise