he needs to build up his strength before going back. he is doing physical therapy to get stronger and is in stable condition. a warning from a threat in south korea. the nis imissiles can reach the mainland. they discovered evidence of this after the north carolina idea out a banned missile test earlier this month. the big question remains does north korea have mastered re-entry technology which is needed for any cont then that will missile to actually hit a target. i am harris falkner now back to fox files. we are here in grand central terminal in new york city. every day 700,000 people go here which means super dog like holland have an important job to do especially in a post 9-11 world. here is what it takes to become a four-legged hero.