hurriyetdailynews.com

The crane ship, with the bow number KIL-158, entered the strait from the Black Sea at around 08:30 local time under broad security measures, reads the report.

A Turkish Coast Guard ship, maritime police and a police helicopter escorted the ship throughout its one-hour passage.

Read alsoReuters: Turkey angered by rocket-brandishing on Russian ship passing IstanbulTwo tanks under camouflage were also seen on the ship’s deck, while some soldiers on board were seen observing the area.