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Iran Conflict 2026
13MAY

Second tanker hit; engine fire at Hormuz

2 min read
12:29UTC

A projectile struck the tanker MKD Vyom near the Strait of Hormuz, setting its engine room on fire — the second commercial vessel hit in 72 hours in waters that carry a fifth of the world's traded oil.

ConflictDeveloping

A projectile struck the tanker MKD Vyom near the strait of Hormuz, igniting an engine room fire. The vessel is the second commercial ship hit in the strait's approaches within 72 hours, following the MV Skylight, struck off Oman with four crew injured. The weapon has not been publicly attributed, but anti-ship missiles, rockets, and explosive-laden drones are all within the arsenal Iran deploys from its southern coast.

The IRGC had broadcast on VHF Channel 16 — the international maritime distress frequency — that "no ships may pass" through the strait . Mohsen Rezai simultaneously called the waterway "officially open" while designating US warships as "legitimate targets" . The MKD Vyom's burning engine room resolves that contradiction. Commercial operators do not parse diplomatic ambiguity; they read casualty reports and war-risk advisories.

An engine room hit on a loaded tanker is among the most dangerous casualties a commercial vessel can sustain — no armour, minimal damage-control capability, and cargo measured in hundreds of thousands of barrels of flammable hydrocarbons. During the 1984–88 Tanker War, similar strikes frequently led to total vessel losses. The US Navy eventually escorted tankers through the strait under Operation Earnest Will in 1987. No comparable escort has been announced; the US Fifth Fleet's assets are committed to offensive strikes against Iranian military targets, not to protecting commercial shipping.

Deep Analysis

In plain English

The engine room is the operational heart of a ship: damage it and the vessel loses propulsion, becomes unable to manoeuvre, and is at risk of drifting into other traffic. On a loaded tanker carrying hundreds of thousands of barrels of oil, an engine room fire also carries explosion risk. A disabled vessel in the Strait of Hormuz approaches blocks or endangers other ships trying to pass through.

Deep Analysis
Synthesis

An engine room fire that cannot be rapidly contained could render MKD Vyom a drifting hazard in one of the world's most congested chokepoints, compounding disruption beyond the immediate political signal and creating a secondary humanitarian risk for the crew. A vessel with lost propulsion in Hormuz approaches — where traffic management is already severely disrupted — carries navigational risks independent of the conflict's broader trajectory.

Root Causes

The decapitation of senior Iranian military leadership may mean that some attacks are executing pre-authorised denial plans at unit level rather than from current political direction. If so, no single authority exists with the credibility to order a halt and enforce it across dispersed IRGC naval units — meaning these attacks may persist even if political will for de-escalation emerged at the top.

Escalation

Targeting the engine room rather than the cargo section or superstructure indicates deliberate intent to disable propulsion rather than warn or deter. A vessel immobilised in the strait's approaches becomes both a navigational hazard and a signal to other operators that attacks are designed to prevent transit, not merely to impose political costs.

What could happen next?
  • Consequence

    War-risk insurance premiums for Hormuz transits will rise sharply following confirmed projectile strikes, rendering many commercial voyages economically unviable without operator subsidies or naval escort.

    Immediate · Assessed
  • Risk

    An engine room fire on a laden tanker near the strait could cause an environmental catastrophe — oil spill or explosion — that compounds disruption independently of the conflict's military trajectory.

    Immediate · Assessed
  • Risk

    Flag states whose commercial vessels are being struck may seek naval protection or invoke self-defence provisions, widening the circle of direct participants in the conflict.

    Short term · Suggested
  • Precedent

    Confirmed projectile strikes on commercial tankers establish that the conflict has moved from military-to-military engagement to active targeting of civilian maritime infrastructure, with implications for international maritime law and future conflict behaviour.

    Immediate · Assessed
First Reported In

Update #7 · Hezbollah enters; tankers burn in Hormuz

gCaptain· 2 Mar 2026
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Causes and effects
This Event
Second tanker hit; engine fire at Hormuz
The strike on MKD Vyom — the second tanker hit in 72 hours — demonstrates that the IRGC's Hormuz closure broadcast is being enforced with live weapons against commercial shipping, with an engine room fire that represents one of the most dangerous casualties a tanker can sustain.
Different Perspectives
Oil markets
Oil markets
Brent fell $1.05 to $106.0 on summit Day 1 but remains $5-7 above the post-ceasefire equilibrium analysts modelled in March; the market is pricing a holding pattern, not a breakthrough. OilPrice.com and Aramco CEO Nasser converge on buffer-exhaustion before Hormuz reopens if the blockade extends past mid-June.
Iranian dissidents and human rights monitors
Iranian dissidents and human rights monitors
Hengaw documented a five-prison simultaneous execution cluster on 13 May, with Gorgan appearing for the first time in the wartime register. Espionage charges framed as Israel-linked moharebeh now extend across Mashhad, Karaj, and Gorgan, using the war as judicial cover for protest-era detainees.
BRICS / Global South
BRICS / Global South
Araghchi's Delhi appearance positioned Iran as a victim of US aggression before non-Western foreign ministers, with Deputy FM Bagheri Kani calling on BRICS to act against US aggression. India, as the largest non-Chinese user of Iranian-routed crude, faces pressure to balance bloc solidarity against its own shipping and sanctions exposure.
China
China
Beijing accepted the Nvidia chip clearance on summit Day 1 and gave Rubio verbal acknowledgement of Iran as an Asian stability concern, having already put Pakistan on paper as the mediatory channel on 13 May (ID:3253), deflecting the US ask for direct Chinese action without refusing it.
Iran (government and civilian diplomatic track)
Iran (government and civilian diplomatic track)
Araghchi denied any Hormuz obstruction at BRICS Delhi on 14 May while Iran's SNSC had finalised a Hormuz security plan the day before. Israel Hayom's single-sourced 15-year freeze offer gives Tehran a deployable figure in non-Western forums regardless of corroboration; the state attributed 3,468 wartime deaths with no independent verification.
United States (Trump administration and Senate moderates)
United States (Trump administration and Senate moderates)
Trump signed a chip clearance for 10 Chinese firms on summit Day 1 and zero Iran instruments across 76 days; Rubio and Vance made verbal Iran asks without paper. Murkowski voted yes on the 49-50 war-powers resolution after Hegseth told the Senate that Article 2 makes an AUMF unnecessary.