clark freeport zone philippines u.s. defense secretary jim mattis say would talk asian ally north korea crisis cause pyongyang reckless provocations kick week-long trip region monday meet defense chiefs philippines mattis trip asia also include stop thailand south korea come weeks president donald trump first visit asia trump lock war word north korean leader kim jong un call rocket man suicide mission openly pursue nuclear-tipped missile capable hit unite state trump speech last month unite nations threaten destroy north korea necessary defend unite state ally kim blast trump mentally derange mattis emphasize diplomacy expect meet japanese south korean counterparts monday meet three together attend meet monday wednesday defense minister association southeast asian nations know asean philippines go seoul late week defense talk talk counterparts discuss regional security crisis cause reckless dprk north korea provocations also discuss respect share value like sovereignty state territorial integrity freedom navigation historically international water fair reciprocal trade mattis tell reporters u.s. navy destroyer sail near islands claim china south china sea last week seek promote freedom navigation maneuver prompt anger beijing trump trip next month include visit china pressure rein north korea missile nuclear program china north korea neighbor big trade partner mattis philippines say would commend military defeat insurgents marawi city island mindanao experts see siege prelude ambitious bid islamic state loyalists exploit mindanao poverty use jungles mountains base train recruit launch attack region tough fight mattis say add think philippines send necessary message terrorists thursday mattis lead u.s. delegation thailand cremation rites late king bhumibol adulyadej defense chief mattis asia discuss north korea crisis ally