Residents of the border areas of the district are growingly worried about highly contagious Delta variant of Covid infection as smuggling of Indian cattle has reportedly increased ahead of Eid-ul-Azha. The cattle smuggling has become rampant through the porous frontier of the district, alleged the local people. Also read: Record-high cattle arrivals from Myanmar Wednesday The smugglers bring the Indian cows during the night using both land and river routes, they said. In the local haats the Indian cattle are available and traders from different districts throng there as the demand has spiked because of upcoming Eid festival of sacrifice.