KYIV, Ukraine — Russian officials said Thursday that Ukrainian saboteurs crossed into western Russia and attacked local villages, as the war extended into its second year.
Amid conflicting initial reports, Russia’s Federal Security Service said fighting with the sabotage unit was taking place in the Bryansk region.
There was no immediate comment from Ukrainian officials, and the exact circumstances of the incident were unclear.
If confirmed, it would be another indication following drone attacks earlier this week that Kyiv could be taking the fight into Russian territory, exposing Russian defensive weaknesses, embarrassing the Kremlin and sowing unease among Russian civilians.
The Federal Security Service was quoted by the Russian state Tass news agency as saying that “activities to eliminate armed Ukrainian nationalists who violated the state border” were underway.
Tass, citing Russian law enforcement, reported earlier that the saboteurs were holding up to six people hostage. The local governor said the group had fired on a vehicle there, killing one man and wounding a 10-year-old.
Drones that the Kremlin said were launched by Ukraine flew deep inside Russian territory on Tuesday, including one that got within 100 kilometers (60 miles) of Moscow.
Thursday’s apparent incursion was also embarrassing for Russian President Vladimir Putin, coming days after he ordered the Federal Security Service to tighten…