The US says the ships were targeted in the Strait of Hormuz - a key shipping route. In Dubai, authorities say the airport is operating normally after two drones were downed in the area.
The reports of attacks on commercial ships came after the US said it "eliminated" 16 Iranian mine-layers in the area. Elsewhere, two drones were downed near Dubai airport.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results