A father and his seven-year-old son were killed in an explosion when a bag of country-made firecrackers exploded on Thursday. The father-son duo died on the spot, as per reports and three more people were injured. CCTV video of the purported incident was circulating on Friday. The deadly explosion on Diwali took place at 1.35 pm between Puducherry and Tamil Nadu. Watch the full video for more details.