Israeli Prime Minister Benjamin Netanyahu said he delayed revealing his diagnosis to prevent Iran from using it as “propaganda.” He said treatment had left “no trace” of the cancer.

Israel carried out fresh strikes Friday after President Donald Trump’s announcement. Hezbollah called the ceasefire “meaningless.”

The announcement came as talks set to take place between U.S. and Iranian delegations in Pakistan were postponed amid uncertainty about the broad strokes of a deal.

A U.S. blockade in effect since Monday has completely cut off Iran’s sea trade, the U.S. military said after six merchant ships were prevented from leaving Iranian ports.

Secretary of State Marco Rubio hosted ambassadors from the two neighboring states in what was described as a working group aimed at reaching a ceasefire.

In addition to stalled shipping, continued Israeli strikes in Lebanon are threatening the shaky ceasefire.

Iranian state media said “many people” are searching for the missing crew member after an F-15 fighter jet and an A-10 attack plane were lost to hostile fire.

Britain’s Keir Starmer hosts a meeting of world leaders for talks on the waterway amid mounting pressure from the Trump administration to join the Iran war.

The missile attack by the Houthis in Yemen marks an escalation of the war in the Middle East and may pose further risks to shipping in the region.