KYIV, Ukraine, June 1, 2025 (BSS/AFP) - Ukraine launched a "large-scale" attack against Russian military aircraft on Sunday, hitting a base in eastern Siberia thousands of kilometres (miles) from its border, a source within the Ukrainian security services said.

    "Ukrainian security services are carrying out a large-scale special operation aimed at destroying enemy bombers far from the front, in Russia," the source said, adding more than 40 aircraft had been hit and a fire broke out the targeted Belaya air base.