BBC World News

1. Trump doubles down on Greenland, saying there is 'no going back'

   The US president is due to arrive at the World Economic Forum in Davos, where he said there are "a lot of meetings scheduled on Greenland".

2. Lyse Doucet: Trump is shaking the world order more than any president since WW2

   Trump's demands over Greenland are a rude awakening in a moment fraught with risk.

3. Driver killed in Spain train crash days after high-speed collision

   At least 37 people have been injured, five seriously, in a second crash, after Sunday's two-train collision in Andalusia.

4. Locked exits, panic and desperate calls for help: Survivors tell of mall fire horror

   The BBC speaks to eyewitnesses and survivors of the fire that ripped through a busy Pakistan shopping centre.

5. Life sentence for man who killed Japan's ex-PM Shinzo Abe

   Abe's assassination stunned the country where there is virtually no gun crime.