In conversation with NDTV's Vikram Chandra, experts discuss US President Donald Trump's speech at the annual WEF meeting in Davos. Nobel-prize winning economist Joseph Stiglitz, Forbes editor Randall Lane, IHS Markit vice chairman Daniel Yergin, HCC chairman and managing director Ajit Gulabchand and BBC's Sally Bundock share their views on what the US president said at the closing session of World Economic Forum 2018.