Ukraine said it shot down 906 out of 948 long-range drones launched into its borders within a single 24-hour window.

The drones landed in Estonia and Latvia at around the time that Russian officials said a Ukrainian drone attack set fire to oil facilities at Russia's Baltic Sea ports of Primorsk and Ust-Luga, major export hubs located near Estonia and Finland.

While nighttime mass Russian drone strikes are an almost nightly occurrence, daytime assaults are far less common.

A stray drone coming from Russian airspace hit a chimney at the Auvere power station in Ida-Viru County in Estonia on Wednesday morning.

A Russian drone was caught on camera slamming into Lviv’s old town and exploding. At least two people were seriously injured in the attack, and part of a UNESCO World Heritage site was damaged.

Drones have entered Estonian and Latvian airspace from Russia and crashed, local authorities said on Wednesday, adding that investigations are under way. One drone was involved in each of the

Ukraine has built a fast, low-cost defensive shield to stop Russian attacks with Iranian-designed Shahed drones.