This addendum episode includes discussion on new developments, the DPRK's 'Site B' for SLBMs, and the Golf submarines.
In addition to a new ICBM and thermonuclear weapon, North Korea is also developing new class of solid-fueled missiles.
Links (and Pictures) of Note
North Korea's SLBM and associated subsystems testing record, provided by Joseph
The Pukguksong-1 on parade with its potentially-new airframe on display.
Kim Jong Un visiting the Chemical Material Institute of the Academy of Defense Science, flanked by posters of the Hwasong-13 and Pukguksong-3