Chandpur, Aug. 30 -- Three children died under unclear circumstances in the district's Matlab Dakkhin Upazila on Friday.

The deceased were identified as Abdullah Al Noman, 10, son of Purbokaladi Jaam'e Masjid's Imam Maulana Zamal Uddin; Ibrahim, 10 of Bhangarpar village; and Rifat, 8, son of Jasim Uddin of Nalua village.

All of them were students of Bhangarpar Madrasa.

Maulana Zamal found them unconscious in his room adjacent to the mosque after Jumm'a prayers.

Swapan Kumar Aich, officer-in-charge of Chandpur Police Station, said the door was bolted from inside.

Locals broke the door and took them to Matlab Dakkhin Upazila Health Complex.

Abdullah and Ibrahim had died before they were brought to the hospital, said Upazila Health and...