遭美国追赶油轮，已涂上俄罗斯国旗

Group 1 - A Russian submarine and naval forces have been deployed to escort an oil tanker, originally named "Bella 1," which was intercepted by the U.S. military near Venezuela [1] - The tanker, now renamed "Mariner" and registered under Russia, successfully evaded U.S. Coast Guard attempts to board it and is currently sailing towards the North Sea, approximately 480 kilometers south of Iceland [1] - The oil tanker was initially intended to load oil in Venezuela but remains empty due to U.S. sanctions preventing it from docking [1][2] Group 2 - The "Bella 1" tanker was flying the Panamanian flag and was subject to U.S. sanctions prior to its interception [2]