New Delhi, April 23 -- Senior Congress leader Karan Singh on Wednesday condemned the Pahalgam terrorist attack and said that the incident was "shocking and beyond all norms of civilised behaviour."

Terming the terror attack as 'heartless and barbaric,' Congress leader Karan Singh said that the 'massacre' of the civilians in Pahalgam was not an overnight attack but a meticulously planned execution.

Speaking to ANI, Singh said, "Shocking beyond belief! A massacre of tourists has never taken place before. I think it involves a new level of planning and execution from across the border. This could not have happened overnight. It must have been meticulously planned, which means these people must have been in the Valley for some days. So, obv...