The latest Tweet by ANI states, 'We're doing quite a bit on anti-drone front. We've deployed systems on borders which have been very effective & useful. We're testing out new tech also to detect these drones coming in more & more & by combining with some of state Police, we've also made extra deployment: DG BSF' �� We're Doing Quite a Bit on Anti-drone Front. We've Deployed Systems on Borders Which Have ... - Latest Tweet by ANI.