A report was received around 13:30 about a potential explosive object found in the basement of a building on Draugystės Street in Marijampolė while conducting electrical installation work. The situation prompted the response of the police's anti-terrorist operations unit, "Aras." Upon arrival, they located and seized what is believed to be a hand grenade, an RG-42, along with its detonator and pyrotechnic charge. The discovery of a grenade in a residential area raises significant concerns regarding safety and security in the community. Authorities are currently investigating the circumstances leading to the grenade's presence, which may involve examining previous activities at the site or whether it was buried there from a historical conflict. As a precaution, law enforcement has initiated a pre-trial investigation, emphasizing the need for thorough checks to prevent any potential risks to public safety. The investigation will aim to elucidate how the grenade ended up in the basement and whether anyone was endangered in the process, reflecting a proactive approach to handling unexpected explosive ordnance findings in urban areas.