Watch: Trump speaks at World Economic Forum in Switzerland

President Trump delivered an address at the World Economic Forum Wednesday, as tensions are rising with European leaders. Here’s what to know about the meeting.

Europe reacts to Trump on NATO and Greenland
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LiveNOW’s Austin Westfall is speaking with Retired Marine intelligence officer, Hal Kempfer, as President Donald Trump alludes to him not getting the Nobel Peace Prize last year over his aggressive stance on acquiring Greenland. Text messages sent by Trump to Norway's prime minister indicate that the president no longer felt "an obligation to think purely of Peace." Norway rejected Trump’s assertions and reaffirmed their support for Denmark’s sovereignty over Greenland. 

Trump talks Greenland takeover: "You'll find out"
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LiveNOW’s Austin Westfall is speaking with Dr. Charles Kupchan, a senior fellow at the Council on Foreign Relations and professor of international affairs at Georgetown University, as President Donald Trump used part of his White House briefing today to continue his push for increased U.S. control of Greenland. Trump’s comments have drawn criticism from a number of European leaders and have raised new questions about trade pressure and the United States' relationship with NATO. 

Trump: Stance on Greenland is due to not getting Nobel Peace Prize

U.S. President Donald Trump has linked his aggressive stance on Greenland to last year’s decision not to award him the Nobel Peace Prize, texting Norway’s prime minister that he no longer feels “an obligation to think purely of Peace."

Spain: Deadly high-speed train crash leaves at least 20 dead

At least 20 people were killed and dozens injured Sunday when a high-speed train derailed in southern Spain, crossed onto the opposite track and collided with an oncoming train.

President Trump calls for new leadership in Iran
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Associated Press United Nations correspondent Farnoush Amiri joins LiveNOW's Austin Westfall to discuss the latest in Iran.

U.S. announces new European tariffs amid Greenland push
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Judge Jamie Baker, Director of the Syracuse University Institute for Security Policy and Law, joins LiveNOW's Austin Westfall to discuss President Trump's announcement that the U.S. will impose tariffs on European countries until a "complete and total purchase" of Greenland deal is made. 

FAA issues warning for flights over Eastern Pacific citing military activity

The Federal Aviation Administration has issued a 60-day warning advising U.S. aircraft operators to exercise caution when flying over the eastern Pacific.

Greenland latest: Trump charging tariff to 8 European countries

President Donald Trump says he'll charge a 10% import tax starting in February on goods from eight European countries because of opposition to U.S. control of Greenland.

Trump threatens tariffs on countries opposing Greenland bid
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President Donald Trump indicated Friday that he could impose tariffs on countries that don't back the U.S. controlling Greenland. Georgetown University Professor and Council on Foreign Relations Senior Fellow Charles Kupchan joins LiveNOW's Austin Westfall to discuss.

CIA Director meets with Venezuela's Rodriguez
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National security analyst Hal Kempfer joins LiveNOW's Austin Westfall to discuss Thursday's meeting between CIA Director John Ratcliffe and the interim leader of Venezuela, Delcy Rodriguez. The meeting took place in Caracas.

Trump presented with Nobel Peace Prize, but it's still not his, officials say

Venezuelan's opposition leader gave President Trump her Nobel Peace Prize Thursday, but the prize is still not his, according to the Nobel Institute.

Trump admin continues to debate Iran strikes
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We are learning more as Fox News says at least one aircraft carrier belonging to the United States is being moved toward the Middle East. This comes as tensions with Iran continue to rise. Reports indicate that U.S. military assets from the air, land, and sea are expected to flow into the region as President Trump decides if he will carry out strikes against Iran. LiveNOW’s Austin Westfall is learning the latest from the Middle East with retired Marine Intelligence Officer, Hal Kempfer. 

Trump admin considers military intervention in Iran
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We are learning more as protests continue across Iran, with their security forces appearing to be shifting from crowd control to a larger security crackdown. Many people are wondering whether the unrest is short term or representative of longer-term challenges to the state’s ability to govern. Reports indicate that some personnel at a key U.S. military base in Qatar were advised to evacuate amid concerns of a retaliation from Tehran if President Donald Trump were to act. LiveNOW’s Austin Westfall is learning more about what we are hearing from Tehran tonight with retired Marine Intelligence Officer, Hal Kempfer. 

US Senators host Danish, Greenland officials
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We are hearing more from U.S. Senators after their meeting with Danish Foreign Minister Lars Lokke Rasmussen and Greenland Foreign Minister Vivian Motzfeldt and Denmark’s Ambassador Jesper Moller Sorensen. Sen. Angus King, the independent U.S. Senator from Maine, will host the meeting as part of the Arctic Caucus in the U.S. Congress. Sen. Lisa Murkowski, R-Alaska also answered questions from the press after the meeting. 

Trump mulls U.S. intervention amid Iran protests
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We are learning more as protests continue across Iran as the government’s crackdown on unrest in the nation continues. According to the Associated Press, 16,700 people have been arrested and more than 2,000 have been killed since the protests began on Dec. 28, with a vast majority being protesters. LiveNOW’s Austin Westfall is learning more about the unrest with Prof. Alon Burstein from the @Israel-Palestine-Report as President Donald Trump says those responsible for killing anti-regime demonstrators will "pay a big price."