Oil Tankers Calling in Russia Get Mine Checks After Mystery Blasts

By Patrick Sykes and Alex Longley (Bloomberg) —

Owners of oil tankers calling at Russian ports are sending divers and underwater drones to check their ships’ hulls for mines — a precaution following a wave of unexplained explosions on ships.

At least two shipowners have had their tankers’ hulls examined for explosives in recent weeks because the vessels went to Russia, according to people with knowledge of the matter, who asked not to be identified because the work isn’t being publicized. The inspections are done with human divers or underwater vehicles operated from the surface.

The unco…