Jonathan Savage

Permanent membership will cost $1 billion.

Jonathan Savage, Fox News.

One passenger said the impact felt like an earthquake.

Dozens remain in the hospital.

The cause may not be known for weeks because Transport Minister Oscar Puente says experts are extremely baffled.

The train was less than four years old and the track newly renovated.

Ukraine is dealing with an energy emergency.

Ukraine's newly appointed energy minister says they have fuel supplies for more than 20 days, but the situation is difficult.

President Vladimir Zelenskyy declared an energy emergency earlier this week.

Energy Minister Denis Shmihal says there is not a single power plant in the country that Russia has not attacked.

And in some cities and regions, winter preparations have failed.

Near the front line of the war, in freezing temperatures, thousands of homes have been without electricity and heating for days.

Jonathan Savage, Fox News.

France, Germany, Norway and Sweden are among the countries whose troops are arriving in Greenland to boost Arctic security.

The numbers are small, 15 from the French Mountain Infantry Unit, a 13-strong German reconnaissance team.

Greenland is an autonomous part of the Kingdom of Denmark and the Danes say they are going to establish a more permanent military presence with a larger Danish contribution.

President Trump says the U.S.

needs Greenland for national security, but other nations believe NATO can achieve that goal.

Jonathan Savage, Fox News.

Meta reports shutting down 330,000 Australian Instagram accounts, plus 173,000 on Facebook and almost 40,000 on threads.