They recovered the 2-year-old son's body near the Cooum River at Madhya Kailash. Efforts continue to locate the woman's body. Chennai, Tamil Nadu: In a shocking development, the Chennai City Police on Thursday confirmed that a migrant family from Bihar was murdered in Chennai earlier this week. On Wednesday, Chennai Police searched multiple locations, including the Perungudi dumpyard, Adyar estuary, and the Cooum River banks, to locate the missing bodies. The officials recovered the 2-year-old son's body near the Cooum River at Madhya Kailash, south Chennai.