A journalist made secret recordings of telephone conversations with jailed inventor Peter Madsen which are now set to be broadcast.
Pyongyang tested the Pukguksong-3 ballistic missile on Wednesday, ahead of the resumption of disarmament talks with the U.S. this weekend.
The Korean Central News Agency said that Wednesday's test was of "great significance" and involved a Pukguksong-3 missile.
Victor Cha was nominated to become Trump's ambassador to South Korea but was dropped after warning the White House against a pre-emptive strike on the North.
Reports suggested the new submarine may have been designed to carry and launch ballistic missiles, which could in future be tipped with nuclear warheads.
France's defense minister tweeted: "I am thinking of the families who have waited for so long for this moment."
The wreck of the K-278 Komsomolets sits around one mile under the Norwegian Sea in one of the world's largest fishing grounds.
One list used a star system to rank female crewmembers by attractiveness, while another included sexual comments next to each woman's name.
Radio antenna emits low-frequency waves that can communicate with submarines.
The ARA San Juan was lost with 44 crew aboard.
Russia in particular has grabbed headlines with renewed submarine activity in the Atlantic.
Russia has added over a dozen new submarines to its ranks since annexing Crimea.
India has equipped its INS Arihant nuclear submarine with K-15 Sagarika missiles capable of hitting targets 435 miles away.
"There is no doubt that he murdered Kim Wall on purpose and that he had a sexual motive," said the prosecutor.
The video shows what's happening both outdoors and inside the submarine, too.
Naples Mayor Luigi de Magistris said his "City of Peace" was no place for nuclear weapons or nuclear-powered vessels.
A Danish Navy officer says it can't have happened the way Madsen says.
In 2017, Russia's warships spent four times longer on deployment and drills in the Pacific Oceans than they were planning to.
The game pads are around 1,000 times cheaper and require less training since most young sailors have played on an Xbox before.
He said the subs got close to an American military base but nobody knew they were there.
The Columbia-class nuclear submarine fleet will enter service in 2031 and serve until 2085.
The system could turn into a "runaway submarine with enough nuclear arsenals to destroy a continent," says researcher Zhu Min.
After passing its testing, the Sea Hunter has been given to the Navy's research office who will develop it into a ship fit for the ranks of a fleet.
A charge sheet alleged that Wall's murder had been premeditated because Madsen brought "tools" he normally did not take on submarine trips.
The INS Arihant is grounded and has been undergoing repairs for the past ten months after a "human error" caused major damages to it's propulsion chamber.
North Korea analysts said the next threat could come from underwater.
The alliance is concerned about Moscow's presence near undersea communication lines.
The 44-crew sub has been missing for over a week, and oxygen supplies may be running out.