LAHAN: Two persons including a five-year-old boy were killed after unidentified persons shot them Dumari village of Siraha district on early this morning. The deceased have been identified as 35-year-old Dev Sharan Yadav of Dumari VDC-3 and Bijay Yadav, 5, the son of Ram Bilas Yadav. Dev Sharan died on the way to hospital while the boy died on the spot. The shooting incident took place when a dance party was going on during the wedding ceremony, the District Police Office said. Police arrested Krishna Dev Yadav and Akshya Kumar Yadav of Bishnupur (Prara)-4 after the incident.