New charging documents say a Sherburne County deputy saw an explosive device detonate directly in front of his squad car Tuesday night.
The blast led to the arrest of two men accused of manufacturing improvised explosive devices in a Big Lake garage, allegedly using gunpowder, aluminum powder and other materials.
According to criminal complaints filed Thursday, 24-year-old Ethan Richard Rorman, of Coon Rapids, and his uncle, 50-year-old Jantje C. Rorman, of Big Lake, were charged after deputies found multiple explosive components, controlled substances and a sawed-off shotgun. The complaint states that a deputy patrolling near 206th Street and 221st Avenue in Big Lake Township on Tuesday saw a bright flash and heard a loud concussive boom from a car that had just turned in front of him. With no other vehicles nearby, the explosion was determined to have come from that vehicle…