U.S. President Trump is to speak to an international audience for the first time after returning into the White House with a speech and Q&A by video conference to the World Economic Forum’s annual eve

Brent crude futures were down 90 cents, or 1.14%, at $78.1 a barrel by 11:40 a.m. EST (1640 GMT). U.S. West Texas Intermediate crude (WTI) fell $1.01, or 1.34%, to $74.43.

DAVOS - Mr Donald Trump is not stepping foot in Davos this week but the head of the World Economic Forum says the new president has brought renewed interest in the annual gathering of business and political leaders.