Police said the incident on the nuclear—powered HMS Astute, currently docked in Southampton, southern England, was not terrorism related.

One person has been killed and a second has life threatening injuries following a shooting on Friday aboard a British nuclear—powered submarine, police said.

Police said the incident on the nuclear—powered HMS Astute, currently docked in Southampton, southern England, was not terrorism related.

One man has been arrested following the incident, which took place at around 11-10 a.m. GMT (7-10 a.m. EDT), and officers were attempting to contact relatives of those killed and injured.

“In both cases next of kin have not been notified, but officers are in the process of informing the families,” Hampshire police department said in a statement.

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