At around 2 am on July 4, the Panamanian flagged Iranian tanker Grace 1 was boarded by British Royal Marines off the coast of Gibraltar at the mouth of the Mediterranean.

The Marines from 42 Commando division stormed the vessel. some descended onto the ship’s deck by ropes from a Wildcat helicopter. The rest approached the side via speedboat.

In this episode of Beyond the Headlines, host James Haines-Young, takes a look at the seized ship accused of dodging Syria-sanctions.

Read more on our website:

• Vanished Strait of Hormuz tanker 'towed to Iran for repairs', says Tehran

• We will negotiate if US lifts sanctions, says Iranian foreign minister

• Britain wants assurances before releasing Iranian oil tanker, Jeremy Hunt says 

• Panama withdrawing flags from vessels that violate sanctions