When one of them apparently tried to speak to a girl child, the villagers, who had gathered for the weekly Sunday market, pounced on them.
There was so much of anger in the mob that they tried to prevent the police physically from taking custody of the bodies, said Khatkal, who was one of the five police personnel injured in the fury.
Those arrested have been booked under IPC section 302 (murder) and the sections pertaining to rioting.
Another person has also been rounded up and his questioning is currently underway, the official added.
Pawar was absconding since the incident took place on Sunday and hiding in Nandurbar, police said.
An elderly woman said since the young men have left, there is nobody to arrange for food and open water supply taps that bring water to the village.
Police are also roping in fact-checking websites to verify rumours on social media and debunk fake news.
The company believes that "these changes -- which we'll continue to evaluate -- will help keep WhatsApp the way it was designed to be: a private messaging app".
The Facebook-owned company brought out full-page advertisements in leading newspapers as part of their awareness campaign to help users identify and prevent the spread of false information.