SEOUL, South Korea (AFP) —   North Korea successfully test-fired a “new-type” of submarine-launched ballistic missile, state media reported Thursday, after Washington voiced alarm at the move just days before the planned resumption of stalled nuclear talks. Nuclear-armed Pyongyang frequently couples diplomatic overtures with military moves as a way of maintaining pressure on negotiating partners, analysts say and may believe this weapons system gives it added leverage. A proven submarine-based missile capability would take the North’s […]