this pause to in essence, mine some money out of different hacks that they do. reporter: north korea s next weapon steps can include working on a missile launching submarine. commercial satellite imagery has revealed the latest efforts at their shipyard complex. thanks to barbara starr. still ahead on newsroom, is the republicans tax reform plan good or bad for the u.s. middle class? as with all things in washington, it all gentd depend you ask. and plus, another one of president trump s cabinet secretaries is facing questions about his travel hands. stay with us. g a bad haircut. overcrowded trains. turnstiles that don t turn. and spilling coffee on themselves. but for everyone else, there s directv. for #1 rated customer satisfaction over cable, switch to directv.