A 22-year-old woman made an unsuccessful suicide bid after killing her one-year-old daughter at Uthangarai near here.
Govindammal, who had been married for five years, had lost her husband recently. Falling into economic difficulties and left alone to fend for her two daughters, aged three and one, Govindammal decided to kill her daughter and herself.
On Thursday, Govindammal was alone with her youngest daughter Nethra, while her eldest daughter Deepa was with her grandparents. According to the police, Govindammal poisoned Nethra and also consumed poison herself.
They were found by the relatives and were rushed to Dharmapuri Government Hospital.
However, Nethra succumbed to the poison, while Govindammal is critical.