In this handout photograph taken and released by the National Police of Ukraine on October 24, 2025, Ukrainian police officers work at the train station following a grenade explosion in Ovruch, Zhytomyr region, amid the Russian invasion in Ukraine. Four people were killed and another 12 were wounded at a train station in northern Ukraine on October 24, 2025, police said, when a 23-year-old man detonated an explosive device during document checks. (Photo by Handout / National Police of Ukraine / AFP) / RESTRICTED TO EDITORIAL USE - MANDATORY CREDIT "AFP PHOTO / NATIONAL POLICE OF UKRAINE" - HANDOUT - NO MARKETING NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTS