Hand grenades were found in The Hague and Zandvoort on Monday. The explosive in The Hague was discovered early in the morning, the one in Zandvoort in the afternoon.
The grenade in Zandvoort was found near a school on Doctor C.A. Gerkestraat, according to NH Nieuws. The police told children in the schoolyard to go inside while explosive experts investigated. The explosive was safely removed.