The helicopter was on a routine training flight when it encountered a technical problem and went down

The aircraft was from the 31st Tactical Air Base near Poznań.

The dead included two pilots and three crew members.

Military officials have attributed the crash to a mechanical failure.

Bangladesh has declared a national day of mourning.

Several passengers described scenes of panic and chaos, with many crying, screaming, and fearing for their lives.

In South Korea, a deadly plane crash at Moan International Airport claimed the lives of 179 people.