Port Blair, May 12: Shri Neeraj Thakur, IPS on joining Andaman & Nicobar Administration and assuming the charge of DGP, Andaman & Nicobar Police called on Admiral D K Joshi, PVSM, AVSM, YSM, NM, VSM (Retd.) Hon'ble Lt Governor, A&N Islands and Vice Chairman, Islands Development Agency today at Raj Niwas.