Mark Wilson/Getty; Naohiko Hatta/Getty; Shayanne Gal/Business Insider US Trade Representative Robert Lighthizer confirmed US tariffs on $200 billion worth of Chinese goods will increase Friday at 12:01 a.m. ET. The confirmation comes after President Donald Trump tweeted a threat to escalate the trade war. Lighthizer and the US Treasury Secretary Steve Mnuchin told reporters the […]