A boy survived the sinking of a tourist boat in Vietnam which killed dozens of people by sheltering in an air pocket of the overturned vessel, it has emerged.

A Vietnamese man who survived the capsizing of a tour boat in Ha Long Bay said he escaped the overturned vessel by swimming out through a window underwater

A tourist boat capsized during a typhoon in Vietnam's Hạ Long Bay on Saturday, July 19, resulting in 34 bodies being found.