President Trump on Sunday threatened to escalate tariffs on $200 billion of Chinese goods ahead of a critical week of negotiations between the two countries to end a yearlong tit-for-tat trade war. @ChristineRomans explains: https://t.co/jq4aBs0Tkv https://t.co/DC2J83yP9W

President Trump on Sunday threatened to escalate tariffs on $200 billion of Chinese goods ahead of a critical week of negotiations between the two countries to end a yearlong tit-for-tat trade war. @ChristineRomans explains: https://t.co/jq4aBs0Tkv https://t.co/DC2J83yP9W (via Twitter http://twitter.com/CNN/status/1125346126989877248)