Estonian naval authorities have increased patrols in the Baltic Sea following suspected sabotage of undersea cables. At least three Estonian navy ships are involved in monitoring suspicious vessels. The damage to the Estlink-2 cable, crucial for Estonia's winter electricity needs, has raised energy prices but did not disrupt service. The Kremlin denies involvement in the sabotage, while concerns grow over the vulnerability of Baltic Sea infrastructure. Teljes cikk (Euronews.com)