Published: 09:15 PM, 13 September 2019
The deceased was identified as Md Emran Hossain Babu, 12, a class V student of Baratila Abdul Jabbar Government Primary School in the upazila.
Amir Hossain, officer-in-charge of Manikchhari Police Station, said Babu went to toilet around 12 pm. At one stage, a slab of the toilet broke down and he fell into the septic tank.
Sensing the matter, his maternal uncle Al Amin climbed down the septic tank to rescue him but he also fell unconscious.
Later, locals rescued the duo and took them to a local hospital where doctors pronounced Babu dead.