North Korea says it will reopen a long-closed border hotline with South Korea, hours after US President Donald Trump appeared to mock the North's leader by saying he has a "bigger and more powerful" nuclear button than Kim Jong Un.
North Korea says it will reopen a long-closed border hotline with South Korea, hours after US President Donald Trump appeared to mock the North's leader by saying he has a "bigger and more powerful" nuclear button than Kim Jong Un.
