New Delhi, Nov 13: The Red Fort blast that shook New Delhi on Monday, killed at least 13 people and injured scores others with its flames & fire.

The National Investigation Agency (NIA) that’s probing the fierce terrorist activity now, is trudging for significant inputs on the manmade tremor, especially in the form of documented and digital evidence.

With significant leads, diaries of tainted physicians Dr Umar and Muzammil were recovered. Those revealed that roadmap for the Red Fort blast was crafted out two years ago. However, it was deferred for unfavorable circumstances and intelligence failure conducted by the terrorist wings.

According to reports, authorities investigating the Delhi Red Fort blast have recovered secured diaries and notebooks of main conspirators Dr Umar and Dr Muzammil from Al-Falah University campus war rooms.

The documents reveal that the terror module had been planning the attack for over two years. References in the diaries to 8-12 November indicate the timeline of preparations, culminating in the 10 November car blast.

Police also recovered a diary from Muzammil’s Dhauj residence, located near the university, where 360 kg of explosives was seized.

Sources said the diaries mention around 25 individuals, mostly from Jammu & Kashmir and Faridabad, who are now under investigation.

The recovered notebooks contain code words, suggesting the attack was part of a well-planned terror operation.

on the clues from the diaries, police and NIA have so far apprehended as many as 50 suspects. Interrogation to them is yet underway,to regurgitate the truth regarding the recent violence on the Delhi street.