3 family members killed in Begusarai district, India; son survives, police investigate marriage and financial issues.

3 family members killed in Bihar's Begusarai district, India. Victims, Sanjivan Mahto (40), wife Sanjeeta Devi (36), and daughter Sapna Kumari (10), found with head injuries. Their son Ankush Kumar, 6, survived. Police are investigating connections to Mahto's two marriages and financial issues with his first wife. Forensic experts and dog squad called to gather evidence, with a post-mortem exam to determine exact cause of death.