The United States launched a missile strike near Iran's strategic Qeshm Island late Thursday, Iranian media reported, expanding military activity in the Gulf as regional tensions continued to mount.

The semi-official Tasnim news agency said the missiles hit the area at around 11:50 p.m. local time (2020GMT).

The outlet said the strike occurred near Masan village on the strategic island in southern Iran.

According to the agency, Iranian authorities are investigating the incident and assessing the extent of the damage.

No casualties or damage were immediately available.