Reuters reports: Satellite images taken this month of a North Korean naval shipyard indicate Pyongyang is pursuing an “aggressive schedule” to build its first operational ballistic missile submarine, a U.S. institute reported on Thursday.

Washington-based 38 North, a North Korea monitoring project, cited images taken on Nov. 5 showing activity at North Korea’s Sinpo South Shipyard.

“The presence of what appear to be sections of a submarine’s pressure hull in the yards suggests construction of a new submarine, possibly the SINPO-C ballistic missile submarine – the follow-on to the current SINPO-class experimental ballistic missile submarine,” 38 North said in a report. [Continue reading…]