RAJBIRAJ: Two persons have been killed by a bolt of  lightning in Saptari district on Friday, police said. Police identified the deceased as 25-year-old woman Rubina Chaudhary of Surunga Municipality-4 and 40-year-old man Surendra Mukhiya of Hanumannagar Kankalini Municipality-4 in the district. Both of them died on the spot, according to police. It has been learned that both of them were struck by a thunder bolt while working in their field.