Kolkata, Oct. 23 -- A forensic report has uncovered critical flaws in the air-conditioning system inside the ill-fated Chorbagan Durga Puja marquee, alongside evidence of alleged negligence by the organisers, city police sources claimed on Friday.

Nineteen people died and 25 others sustained injuries in a stampede at the Puja pandal in north Kolkata on the evening of October 17, casting a pall of gloom over the Durga Puja festivities in West Bengal.

Lalbazar sources indicated that forensic experts conducted a thorough examination of the interior of the Puja pandal and pointed out that, given its vast dimensions and the massive crowds that gathered on Saptami, a cooling capacity of 134 tonnes was entirely inadequate.

The experts' report n...