LUCKNOW, July 24 -- Amid large gatherings at Shiva temples across Uttar Pradesh for Shivratri in Sawan on Wednesday, director general of police (DGP) Rajiv Krishna supervised security arrangements remotely from the social media centre at police headquarters. Using live CCTV and drone feeds from several districts, the DGP assessed crowd management and directed officials on necessary actions. Additional director general (ADG), Law & Order, Amitabh Yash, ADG technical services Naveen Arora, inspector general (Law & Order) LR Kumar and other senior officers were present during the monitoring....