Police are investigating old-style military ordnance found at a Waialua home at 12:15 p.m. Tuesday.
Someone came to the fire station to report what appeared to be unexploded ordnance in their yard, said fire Capt. Terry Seelig.
Fire personnel went to the Keiki Place home and found the military ordnance.
Police sent Speciailized Services Division officers to the scene, and the Army was also notified.
Four people who lived at or near the home were asked to leave while police investigated, Seelig said.