A construction worker Arumugam (38) of Pandamangalam in Woraiyur limits reportedly murdered his wife Rajeswari (32) and daughter Vaishnavi (10) by smashing their heads with a grinding stone before committing suicide by hanging in the late hours of Wednesday.

Police said Arumugam, an alcoholic, had quarrelled with his wife suspecting her fidelity before murdering her and Vaishnavi. The murders and suicide came to light this morning when the couple's son Rajkumar (8) who had along with his younger sister Jayashree (5) returned home on Thursday morning. Woraiyur police have registered a case.

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