Pakistan, May 30 -- Authorities have submitted a preliminary investigation report into the collision between two vessels at Karachi Port. The report describes the incident as serious and points to alleged negligence by both captains. Officials have barred the ships from leaving Pakistan until the investigation is completed.

According to port authorities, the collision involved a container vessel and a cable-laying ship. Initial findings indicate that one vessel struck the other from behind while it was stationary. The incident caused significant damage and prompted an immediate response from maritime authorities.

Read more: Pakistan pledges pollution-free ports for economic growth

The preliminary report states that the container ship i...