The crowd at Jantar Mantar grew after police action over stone pelting. False claims and rumours spread online through the night, drawing more supporters to the site and worsening the law-and-order situation in central Delhi.
There was a monetary dispute between Nihang Sikhs who attacked Shammi Puri for over 1.5 years. Nihang Parminder Singh had threatened Shammi over the phone previously but the family never thought he would come with other Nihangs and kill Shammi.
Shankar was collecting bottles when two Nihang Sikhs got hold of him and accused him of consuming tobacco. They first attacked him with a stick and then with a kirpan.
NIhang Sikhs claimed that sacrilege happened pointing towards Nishan Sahib and Palki Sahib being placed at the set. A symbolic 'Swaroop' of Sri Guru Granth Sahib was also placed on the set. Three Granthis participated in the shooting.