Source: https://www.nytimes.com/2018/04/04/business/the-united-states-is-starting-a-trade-war-with-china-now-what.html?rref=collection%2Fbyline%2Fana-swanson&action=click&contentCollection=undefined®ion=stream&module=stream_unit&version=latest&contentPlacement=4&pgtype=collection