Beleaguered Swedish battery manufacturer Northvolt announced today that it was filing for bankruptcy in the U.S., striking a blow to Europe’s ambitions for homegrown lithium-ion batteries. It may still be, perhaps with the help of one of those rivals through some kind of partnership, but first it has to get its house in order.

Two undersea fibre-optic communications cables in the Baltic Sea, including one linking Finland and Germany, were severed, raising suspicions of sabotage by bad actors, countries and companies involved said on Monday.

Since Tuesday, the Danish navy has been guarding the Chinese cargo ship Yi Peng 3, which remains in the Kattegat Strait in the Baltic Sea. Authorities suspect that the Chinese deliberately damaged telecommunications lines.

Swedish investigators are looking into the movements of a Chinese vessel in the Baltic Sea after two internet cables were severed in what some Western leaders suspect was an act of sabotage.

The Chinese ship Yi Peng 3, suspected of damaging telecommunications cables in the Baltic Sea, may have a damaged anchor. Photos published by the Danish broadcaster DR indicate severe "damage" to it.