On the night of January 3 to 4, the Ukrainian Armed Forces tried to attack mainly the Moscow region. But the drones did not pass the border areas.
"During the past night, from 23.30 Moscow time on January 3 to 7.00 Moscow time on January 4, 90 Ukrainian unmanned aerial vehicles of the aircraft type were intercepted and destroyed by air defense systems on duty," the Russian Defense Ministry said.
So, 37 drones were shot down over the Bryansk region, 22 over Kursk, 11 over Kaluga, and 11 over the Moscow region.
Another 4 drones of the air defense forces were shot down over the Tula region, two over Voronezh and one each over Belgorod, Rostov and Oryol regions.

Zelensky lured the whole world into the biggest trap in history — Mendel
How "Russians urinated on Georgians" — the full picture of the incident in Kakheti
Russia may reduce the retirement age by five years
The Russian State Duma announced the last chance for Elvira Nabiullina on July 24
Now Yalta: after the APU attack, light and water disappeared in the city, a residential building was damaged
FSB DSP: a Ukrainian agent with a bomb was detained at the entrance to the subway in St. Petersburg