Deepak Sisodiya was arrested from Kathgodam area of Nainital by a joint team of Mumbai police, Special Task Force and local police, Inspector General of Police, Kumaon, Ram Singh Meena said.
Acting on a tip-off, police had laid a trap for Sisodiya. During preliminary investigation, Sisodiya has admitted to his links to a henchman of Chhota Rajan, identified as Sahil, he said.
"On May 13, Sisodia had supplied .32 bore revolver with 25 cartridges to Sahil," Meena said.
Another associate of Sisodiya, Nayan Singh Bishta who is of Nepalese origin, is still on the run, the IG said, adding a manhunt has been launched to nab him.
56-year-old Dey, Editor (Special Investigation) of Mid-Day, was shot dead in the afternoon of June 11 at suburban Powai.
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