"It will be a war that takes place in all dimensions. It will take place on land, in the air, at sea, in space, and in cyberspace," Major Brian Nissen told DR.

The confirmed hit put the bridge out of commission, and additional strikes are not needed, the Da Vinci Regiment said, adding that "the enemy's important logistical route is completely paralyzed."

The attack on Cheboksary was part of a broader Ukrainian assault that also struck the Kuibyshev oil refinery in Russia's Samara Oblast, as well as two oil infrastructure facilities in Russia's Vladimir Oblast.

"As of now, 11 drone strikes on (Kharkiv) have been confirmed, with two drones crashing without detonating," Kharkiv Mayor Ihor Terekhov said.