The FT's Gillian Tett anticipates the highlights from the US president's speech at this year's World Economic Forumos, which is due to take place on Friday. US - China relations are in the foreign policy spotlight<br /><br />► Subscribe to FT.com here:http://bit.ly/2GakujT<br /><br />► Subscribe to the Financial Times on YouTube: http://bit.ly/FTimeSubs<br /><br />For more video content from the Financial Times, visit http://www.FT.com/video<br /><br /><br />Twitter https://twitter.com/ftvideo<br />Facebook https://www.facebook.com/financialtimes
