eniola aluko is left out old. good afternoon and welcome to the bbc news at one. donald trump has said the united states will solve the threat posed by north korea s nuclear programme. in an interview with the financial times, the president said the us would act alone if china wouldn t intervene. he made his comments ahead of a visit to the us by the chinese president this week. here s our correspondent wyre davies. how do you solve a problem like north korea and its growing military ambitions? under the leadership of kimjong un ambitions? under the leadership of kim jong un north korea ambitions? under the leadership of kimjong un north korea is increasingly seen as a rogue nation, threatening enemies and conducting nuclear missile tests. china has also become frustrated and ties are strained. but donald trump wants the chinese to do even more. if china isn t going to solve north korea, we will, that s what i m telling you. mrtrump will, that s what i m telling you. mr