Police said Rajalingam,a third year B. Com Student from Chennai and his relative Kasirajan, who was selling CCTV cameras, were putting up the flex board around midnight for the marriage of one of their relatives today
Vikraman, a local youth, questioned them over putting it up, resulting in a heated argument. A group led by the youth tore up flexboard and went away.
They later came back and hacked to death the duo, who were sleeping in the terrace of a house and fled from the spot.