Former Trump economic advisor Steve Moore joins ‘Fox & Friends Weekend’ to break down the Trump administration’s evolving tariff strategy following a trade call with the UK prime minister. #foxnews #news #trump #economy #politics #tariffs Subscribe to Fox News! https://bit.ly/2vBUvAS  Watch more Fox News Video: http://video.foxnews.com  Watch Fox News Channel Live: http://www.foxnewsgo.com/ FOX News Channel (FNC) is a 24-hour all-encompassing news service delivering breaking news as well as