"Russia's Intensifying Assault on Eastern Ukraine: Uncertain Control and Alleged Poisoning"

The conflict in Ukraine intensifies as Russia makes tactical advances near the town of Avdiivka, while Ukraine strengthens its defenses and fortifications across the country. Avdiivka remains a flashpoint, with both sides claiming control and inflicting heavy losses on the opposing troops. The harsh winter conditions and active shelling pose challenges for building fortifications. Additionally, Ukraine's Security Service is suspected of carrying out explosions on strategic rail routes in eastern Russia, disrupting Russian logistics. Finland closes its border with Russia due to a surge in migrants, accusing Russia of weaponizing refugees. Concerns arise as the wife of Ukraine's spy chief is hospitalized with apparent heavy metals poisoning, raising suspicions of targeted attacks by Russia.