US President Donald Trump says he will deal with anything North Korea comes up with.
It’s after Pyongyang recently said it has a "Christmas gift" for America.
Talks between the two countries about North Korea’s nuclear ambitions have stalled over the last few months.
The North has threatened to take unspecified action if sanctions are not eased by the end of the year.
American military officials are expecting the regime to test a new long-range ballistic missile, capable of delivering a nuclear warhead.
UK train stabbings injure nine, police arrest two suspects
Tanzania's Hassan declared landslide winner in election marred by violence
Vietnam's ancient town Hoi An works to restore tourism after devastating floods
Indian temple stampede kills nine, injures several
Turkey to host Gaza meeting amid ceasefire concerns
Tanzania opposition says hundreds killed in vote protests
Turkey sentences 11 people to life in prison over ski resort hotel fire
China sends its youngest astronaut to 'Heavenly Palace' space station
