The land route is cheaper and faster than sea transport at the moment.
The report did not state what countries the vessels or the crew were from.
Iran doesn’t have very many large surface ships capable of performing blue-water naval operations far from base.
The US continues to see Iranian harassment of commercial vessels in the Persian Gulf.
Iran released a video that looked like the US heeded its threats, but was it real?
President Joe Biden’s decision to dispatch additional Marines and warships to the Persian Gulf is a strategic move to counter the Iranian regime’s destabilizing activities.
Earlier this week, Washington said it could soon offer to put armed sailors and Marines on commercial ships in the region following Iran's seizure and harassment of vessels.
"The islands of the Persian Gulf are part of Iran's honor and we will defend them," Revolutionary Guards' Navy Commander Alireza Tangsiri said.
Russia issued a joint statement with the Gulf Cooperation Council in support of the UAE's initiative to reach a peaceful agreement on the three Gulf islands.
There is no shortage of US Air Force assets and other weapons within the CENTCOM area. However, the decision to keep releasing details on these deployments is clear messaging to Iran and Russia.