A Bangladesh Air Force fighter jet on a routine training mission experienced a mechanical failure and crashed into the Milestone School and College campus in the nation's capital city of Dhaka Monday. The crash, and the resulting blaze, killed at least 27 people, 25 of whom were children.

Nearly all of the 31 killed when a Bangladeshi fighter jet crashed were children. Dozens more were being treated in burn centers as the nation declared a day of mourning.

A Bangladesh air force training jet has crashed into a school campus, killing at least 19 people. Here’s the latest we know: “Bangladesh Air Force’s F-7 BGI training aircraft crashed in Uttara. The aircraft took off at 13:06 [07:06 GMT],” the Bangladesh military’s public relations team said.

A Bangladeshi school boy has sorrowfully narrated how his friend died right in front of him after an air force jet crashed into the Milestone School and College.