Bucket Bomb explodes inside London underground train, ISIS claims responsibility An explosion jolted an underground train passing through the London city of Parsons Green Street leaving more than 25 citizens injured, media reports quoting local police sources said.  Preliminary investigations have revealed that the explosion was a result of a ‘bucket bomb’ that was placed on a subway train, hidden in a supermarket bag. Hours later the London police termed it as an act of terrorism, the fifth such incident in Britain this year even as terror group ISIS claimed responsibility for the incident. The act has been viewed as work of a juvenile as the bomb is said to be a ‘homemade’, and it had failed to detonate to its full potential.London mayor Sadiq Khan was quick to condemn the incident and claimed that “We will never be defeated by terrorism”. Britain meanwhile has increased the threat perception to critical in anticipation of further attacks.  ______________ Kam...