Russia's Federal Security Service

MOSCOW - Serbian Deputy PM Aleksandar Vulin spoke with the head of Russia's Federal Security Service (FSB) Alexander Bortnikov in Moscow on Wednesday about continuing the cooperation between Serbian and Russian security structures and confronting shared challenges.

Russia on Sept. 13 accused six British diplomats of spying and said it decided to expel them, an announcement that comes as tensions between Moscow and the West grow during an intensified push by Ukraine to loosen restrictions on using weapons provided by the U.S. and Britain to strike Russia.

Yevgeniy Serebryakov, who was arrested on suspicion of involvement in a bomb attack on a car carrying a Russian military officer north of Moscow.

A Russian citizen detained in southwestern Türkiye following a bomb attack in Moscow has been extradited to Russia by Turkish authorities.

Russia has launched fresh attacks on Ukrainian energy infrastructure using drones and missiles, escalating tensions amid the ongoing war. Ukrainian President Volodymyr Zelensky, attending the NATO summit in Washington, expressed gratitude for promised air defense systems to bolster Kyiv's defenses.

Switzerland is expanding its sanctions against Russia to align with those adopted by the EU on June 24, as announced by the Swiss government. This measure is in response to Moscow's ongoing aggressive actions in Ukraine.

The US-based Institute for the Study of Warfare (ISW) reports that Ukrainian drone operators are advancing their skills in intercepting long-range Russian drones, aiming to reduce the strain on air defense resources across the country.

Ukrainian intelligence has been implicated in the terrorist attack at Moscow's Crocus City Hall, according to Russian security services. Alexander Bortnikov, the director of Russia's Federal Security Service (FSB), made this statement at a meeting of the Council of Heads of Security Services and Special Services of CIS countries in Bishkek, Kyrgyzstan.

Border towns in the Kursk and Belgorod regions have become battlegrounds, with conflicting reports emerging from the frontlines.

The US embassy in Russia has warned that "extremists" have immediate plans to attack Moscow, hours after Russian security services said they had thwarted a planned shooting at a synagogue by a cell of the Afghan branch of the Islamic State.

The US and British embassies in Moscow have issued warnings of potential terrorist attacks targeting large gatherings in the Russian capital. The US Embassy urged American citizens to avoid crowded areas in Moscow over the next 48 hours, citing unspecified extremist threats.