Father faces federal charges after son’s homemade bomb exploded in class Updated Apr 12, 2021; Facebook Share NEWAYGO COUNTY, MI – The father of a teen who brought a homemade bomb to school before it exploded in a classroom has been indicted on federal charges. David Robert Daniel Saylor, 34, faces two charges of possessing an improvised-explosive device and a single charge of possessing a stolen firearm, according to an indictment unsealed Monday, April 12, in U.S. District Court in Grand Rapids. Saylor originally faced state charges in Newaygo County for allegedly manufacturing an explosive device, a four-year felony, and contributing to the delinquency of a minor, a misdemeanor.