MOSCOW/KIEV - Russia's Federal Security Service has foiled an attempt to violate the border in country's Bryansk region, the service said Monday.

The attempt was carried out by "a sabotage and reconnaissance group," the FSB said in a statement, adding that four saboteurs have been eliminated.

The remnants of the retreating group was struck by missile and artillery fire, which resulted in further losses, the statement read.

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The FSB noted the saboteurs had foreign weapons, equipment, communication devices, and personal items that indicated their ties to third countries. 

Separately, also on Monday, Ukrainian President Volodymyr Zelensky proposed Monday to extend the country's current martial law until Feb 7, 2025.

The parliament press service reported that the presidential bill on extending martial law has been submitted to the parliament.

In a separate bill, Zelensky also requested that lawmakers prolong the general military mobilization in Ukraine for another 90 days, which expires on Nov 10.

The Ukrainian parliament first imposed martial law and declared mobilization in February 2022 following the onset of conflict with Russia.