With Vladimir Putin and Xi Jinping in New Delhi for the BRICS Summit, the national capital is under one of its most extensive security deployments ever, featuring four-layer protection rings, anti-drone systems, AI surveillance and nearly 30,000 personnel.By Friday night, the ITC Maurya in Chanakyapuri, where Putin is staying, resembled the command centre of Operation BRICS Kavach, the multi-layered security plan for the summit.AdvertisementPutin arrived at the Palam Air Force Station in the early hours of September 11 aboard the Ilyushin Il-96-300PU, popularly known as the ‘Flying Kremlin’. Once on the ground, he was moved in his heavily armoured Aurus…