Thoothukudi: Thoothukudi police arrested three men on Sunday morning for sharing a video clip of a country-made bomb detonating in a public place on social media.The arrested were Alex, 22, of Levinjipuram, Prakash, 23, of Amudhanagar, and Guru, 21, of Sudalai Colony.Police said the trio allegedly manufactured the explosive, detonated it in a public area and filmed the blast. The clip was then shared through WhatsApp status updates, Instagram and other social media platforms. Investigators said the footage was circulated to intimidate their rivals.After receiving information about the clip, Thoothukudi south police traced and arrested the three men, based on a direction from SP R Shiva Prasad.Police are questioning them to determine where they obtained the materials used to make the explosive and whether they were involved in other offences.