Siliguri: A lock-down has been announced by the district administration for the prevention of corona in Siliguri. There is a continuous campaign from the police to make the lock down successful. On Wednesday, police officers led by DD’s ACP Rajen Chhetri Ka launched a special operation in various areas of the city. Meanwhile, several people were detained on charges of breaking the lock-down. Significantly, in the wake of Corona’s rising case, the district administration had locked up seven days in Siliguri, which has been extended for the next seven days. The first lock down period ends today.