Moscow bombing kills police officer as Vladimir Putin reportedly claims attacker was recruited online and was unknowingly given a device that was detonated remotely.

All four Moscow international airports were temporarily closed as Russian air defences intercepted Ukrainian drones approaching the capital. Russia’s civil aviation authority, Rosaviatsia, said that a

Plans to intensify sanctions on Russia have stalled after Hungary blocked new measures, undercutting a planned show of EU unity.

All four international airports of the Russian capital were closed due to safety concerns on Sunday afternoon until further notice as air defence forces shot down 11 Ukrainian drones within an hour.

The Russian civil aviation agency Rosaviatsia said in a press release that air traffic restrictions have been imposed at all four international airports - Domodedovo, Vnukovo, Zhukovsky and Sheremetyevo -- due to safety concerns.

Russian Foreign Minister Sergei Lavrov accused Ukraine of trying to "disrupt the negotiation process" searching for an end to the war.

Vladimir Putin's war against Ukraine is a "triple failure for Russia", President Emmanuel Macron said on Tuesday to mark the four-year anniversary of Russia's invasion of the Western-backed country.

MOSCOW, Feb 24 (Reuters) - President Vladimir Putin on Tuesday ordered the FSB security service to step up protection of Russia's energy and transport infrastructure in response to Ukrainian attacks that he said were conducted with the help of Western intelligence.