RAJBIRAJ: Three people died in separate incidents that took place in Saptari district on Monday. A man identified as Chatur Narayan Mandal (38) of Sisuwabelhi VDC-4 collapsed all of a sudden while he was tilling the soil and died on the spot. Likewise, a 60-year-old Sakuntal Chaudhary of Madhupatti VDC-9, who fainted as he was working in his farm, breathed his last on the way to Rajbiraj-based Sagarmatha Zonal Hospital, Deputy Superintendent of Police Dan Bahadur Karki said. Meanwhile, a teenage girl committed suicide at Madhupatti VDC-9. A 16-year-old Anjana Saha killed herself by hanging. The investigation is underway, said police.