Around 16 to 17 colony members attended the gathering, with food prepared by committee members. Sravan said he was travelling in Kerala at the time and learnt of his father’s death only the next morning, after his family brought Pandu home without informing him. Police at the time said food poisoning or spurious liquor were both possibilities, and samples of leftover food and liquor were sent for forensic analysis. Also Read Senior citizen dies while chasing dogs away in HyderabadThat analysis has now resurfaced as the flashpoint in the case. The family says the Forensic Science Laboratory report detected Alprazolam along with ethyl alcohol in Pandu’s viscera samples.