Bangladeshi students are demanding answers and action after a military training jet crashed into their school, killing at least 31 people.

Hundreds of students gathered outside the smoldering remains of a school in the Bangladeshi capital on Tuesday to demand answers after a military jet slammed into the campus, killing dozens of children.

Bangladesh is observing a day of mourning after at least 27 people were killed when a military jet crashed into a school. Many of the victims were students who had just come out of class when a F-7 jet crashed into the Milestone School and College in the capital Dhaka.