Polish Prime Minister Donald Tusk has confirmed that the weekend explosion and subsequent damage on a crucial railway line were an "unprecedented act of sabotage" ordered by Russia's secret services. The attack targeted the Warsaw-Lublin rail route, which is vital for transporting military and humanitarian aid to Ukraine.br br br The incidents—which included the detonation of an explosive device that severely damaged tracks near Mika, and a separate attack on overhead power lines near Puławy—have been classified by Polish prosecutors as "acts of sabotage of a terrorist nature" committed for the benefit of a foreign intelligence service. Tusk confirmed that two individuals, Ukrainian nationals who had long collaborated with Russian intelligence, have been identified as the suspects and have since fled to Belarus.