The tourist, who had lost their way, called 999
An aircraft of BAF found them after they had called the national emergency helpline 999.
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All of the four trekkers – Misbah Uddin, Rafsan, Adhik Pal and Abir Saha – are residents of Cox’s Bazar.
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They were going to Himchhari through the hills and had lost their way after crossing nine, said Captain Mamun of BAF. “We found them through network tracking.”