U.S. President Donald Trump took to social media on Sunday to say that Washington was still “a long way” from solving the threat posed by North Korea’s weapons programs.

Apparently reacting to comments made by a journalist working for NBC news, Trump also criticised his detractors on Twitter.

“We are a long way from conclusion on North Korea, maybe things will work out, and maybe they won’t – only time will tell,” Trump said on the social media platform.

“But the work I am doing now should have been done a long time ago!”

The tweet followed an earlier post