Troops of Border Security Force increased patrolling in international borders in Jammu. BSF set up vigil in frontier areas after visibility decreased due to fog. Heavy patrolling is being done in the area to keep a check on Pakistan’s nefarious activities, an official said. During winters, troops focus on heavy patrolling as fog usually decreases visibility, the official informed. BSF is also using bullet proof tractor to clear bushes to increase visibility. Watch the full video for more.