motives. vice president mike pence is in south korea, as was within very close view of kim jong-un's sister at the opening ceremony. he's carrying the message to seoul, don't trust north korea's overtures, the kim regime is still a brutal regime. let's bring in cnn's will ripply who has reported extensively from north korea. joining now from pyoneongchang, south korea. what do you make of this invitation from the north korean leader for the president of south korea to visit? >> i learned about this on friday morning local time, george. before the north korean military parade, which my sources tell me was scaled down at the last minute. during the parade kim jong-un never mentioned the word nuclear. he referred to the north koreans as a military power. that was one thing that sources told me that was noteworthy. the parade was made smaller and