Gangster Goldy Brar has reportedly claimed the responsibility for killing Khalistani separatist Hardeep Singh Nijjar outside a gurdwara in Surrey in Canada in 2023.In a leaked audio clip, the authenticity of which has not been verified, Brar is speaking to UK-based Khalistani terrorist Paramjit Pamma. Brar is an accused in the killing of Punjabi singer Sidhu Moosewala.In the clip, Brar says they have killed Nijjar as he was involved in using youngsters in drug trade.Nijjar’s killing had led to the straining of relations between India and Canada as the Canadian government had accused the Indian government of being behind the killing.