Three people including a mother and her son were electrocuted when they were cutting a betel nut tree on Monday morning.
The incident took place around 8.00am at Khastabak village under Kakchira union of Patharghata upazila in Barguna district.
The deceased were identified as Hamida Begum, 60, her son Md Russel, 16, and Delwar Howlader, 70.
According to sources, a live wire fell on Delwar when he was cutting a betel nut tree beside an electricity line. Hamida Begum died as she tried to save Delwar, and Russel died as he tried to save her mother.