A search was underway for a man who killed his three-year-old daughter and attempted to strangle his six-year-old son in the southern Indian state of Tamil Nadu.

On Wednesday morning, the accused, identified as Chenthilkumar, and his wife got into an argument over money. Following the altercation, the accused left home. A while later, their son was found lying unconscious outside a relative’s home. The boy was immediately rushed to a nearby hospital in a critical condition.

The mother of the boy phoned her neighbors from the hospital asking them to look after her three-year-old daughter who was alone at home. However, the neighbors found the home locked from outside when they arrived to check on her. They immediately informed the mother, who rushed back home. The neighbors managed to break open the back door of the home. They then found the daughter drowned in the water tank.

Police said the man killed his daughter and attempted to strangle his son who was found unconscious with a rope tied around his neck. CCTV footage showed the accused leaving the relative’s home with the boy. The boy was undergoing emergency treatment and remained in critical condition. Meanwhile, a search was underway for the accused who remained at large as of Wednesday night.

india crime Representational image of police officials investigating a crime scene in Bangalore, Karnataka, in southern India, Sept. 5, 2017. Photo: MANJUNATH KIRAN/AFP/Getty Images