"On 3/08/2021 at 8:52 AM [13:52 GMT] Newaygo Police Department Officers were dispatched to the Newaygo High School for an explosion inside a classroom. Preliminary investigation has determined that a 16-year-old student accidentally detonated a homemade explosive device he brought to the school. The device detonated in the classroom, injuring the 16-year-old and four additional classmates," police said in a statement.
"The 16-year-old was taken to the hospital for moderate-severe injuries while four others went to the hospital by their parents for minor injuries. The classroom teacher also sought treatment at the hospital," police said.
The US Federal Bureau of Investigation (FBI) arrived on the scene. The exact circumstances of the incident are being investigated.
Michigan State Police Spl./Lt. Michelle Robinson said during a Monday press conference that the student did not have any malicious intent and that the detonation of the explosive was an accident.