For the second time in lower than a 12 months, explosives have broken the bridge that hyperlinks Russia and Crimea, the southern Ukrainian peninsula that Moscow illegally annexed in 2014. The 12-mile-long bridge, which features a highway and rail line operating side-by-side, is a closely guarded piece of infrastructure that holds main significance for Russia.

Initial reviews recommended the blasts on Monday weren’t as extreme as in final October, when an explosion brought on part of the road bridge to break down into the water.

Here’s what we all know in regards to the newest assault:

What occurred?

Before daybreak on Monday, the highest Russian-installed official in Crimea, Sergei Aksyonov, introduced on the Telegram messaging app that site visitors had been stopped on the Kerch Strait Bridge due to an emergency.

Russia’s antiterrorism committee later stated that the bridge had been hit by two maritime drones in what seemed to be separate explosions.

A Russian-appointed official in southern Ukraine, Vladimir Rogov, wrote on Telegram that two spans of the bridge had been broken. A married couple was killed within the assault, and their daughter was injured, a Russian official stated.

Rail service alongside the bridge had resumed as of Monday morning, although with delays, in response to Russian state news media. Video and pictures verified by The New York Times confirmed injury to the highway, and Russian officers stated drivers ought to use alternate routes.

What are Russia and Ukraine saying?

Russian officers blamed Ukraine for the explosions, and Russia’s National Anti-Terrorism Committee stated it was investigating them as a terrorist act.

A spokesman for Ukraine’s safety service, Artem Dekhtiarenko, crowed in regards to the assault with out saying immediately that it was carried out by Ukrainian forces, in step with Kyiv’s coverage of deliberate ambiguity about strikes on Russian-held territory. He described the assault utilizing the time period “cotton,” which is utilized by Ukrainian officers to explain blasts in Russian-occupied areas.

“We are watching with interest how one of the symbols of the Putin regime has once again failed to withstand the military load,” Mr. Dekhtiarenko stated in a comment posted on the Ukrinform web site.

Why does the bridge matter?

The Kerch Strait Bridge, which opened in 2018, is an important provide route for items heading to the Crimean Peninsula. It additionally carries Russian vacationers to the area’s seashores, that are hottest in summertime.

Before the beginning of its full-scale invasion in February 2022, Russia’s navy used the bridge to move provides to its troops within the area, together with to the naval port at Sevastopol, residence of its Black Sea Fleet. Since final 12 months, the bridge has additionally been an vital conduit for reinforcements and provides to Russian troops who’ve seized management of territory in southern Ukraine.

For the Kremlin, the bridge is an emblem of the connection it’s trying to forge between Crimea and Russia. President Vladimir V. Putin of Russia drove a truck throughout its 12-mile size when it was opened, and two months after it was broken final October, he once more drove across as he inspected repairs.

What are the attainable penalties of the assault?

A day after the bridge was broken final October, Russia began an aerial marketing campaign to cripple Ukraine’s power provides, hitting energy stations and different infrastructure with drones and missiles in assaults that lasted for months.

Any assault on the bridge is well known by Ukrainians. But disruptions to the route additionally serve a navy function, impeding Russian efforts to provide their forces making an attempt to carry off a Ukrainian counteroffensive that started final month. The bridge is seen as a key artery for Russian occupation troops in southern Ukraine’s Kherson, Zaporizhzhia and Donetsk areas.

In latest months, Ukraine has made concentrating on Russian logistics nodes a precedence in its conflict technique, and has used missiles supplied by the United States and different allies, in response to navy consultants.