If the government thinks the locals are unable to handle the internet then it should either educate them or restrict the usage.
the village is now a ghost-town; most of the men fled, and the women and children stay inside. elders are ashamed to mention their hometown.
there are two educational efforts: the police have posted numerous warning signs in public areas, and a group of students are traveling around giving a play to demonstrate how spreading rumors on WhatsApp caused a lynching.
in addition to those efforts, what can WhatsApp do to keep this from happening? India is doing their part. If WhatsApp thinks it's unable to handle the situation, they should turn administrative control of their service over to the government.