Countries around the world are feeling the impact of the conflict and the resulting energy price shock.
Teachers, engineers and shopkeepers tell the BBC they fear Iran falling into chaos.
Democrats have written to ask the defence secretary whether the US was responsible, but he says the issue is being investigated.
Three more civilian ships were attacked in the Gulf overnight, killing at least one person.
Militaries are often cagey about their cyber activities. But the US has hinted at the role it has played.
Iran's police chief has warned that his forces would treat anyone taking to the streets "at the enemy's request" as an enemy.
Pressure has intensified on the Strait of Hormuz, one of the world's most important shipping lanes, since Israel and the US attacked Iran last month.
Dan Johnson hears from Iranians at a crossing in north-west Iran about their thoughts on the war and regime.
The US president might learn that starting wars is much easier than ending them, writes the BBC's international editor.
Iran is not in a position to participate in the 2026 World Cup, says the country's Minister of Sports and Youth.
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