FORT BRAGG, N.C. (WTVD) -- Officials on Fort Bragg investigated a bomb threat made to Devers Elementary School on Wednesday morning.According to Fort Bragg Public Affairs, a student told school officials that he had an IED (Improvised Explosive Device) in his backpack.The report came in around 8:35 a.m. By 8:38 a.m. students were evacuated.The students were moved to a warm location while law enforcement's explosive unit swept the building. Officers did not find any explosive device on school grounds.Faculty and students returned to class following the investigation.