https://www.reuters.com/article/us-usa-trade-china-whoswho/whos-who-in-the-high-level-chinese-trade-delegation-in-washington-idUSKBN1WP2PV >Chinese and U.S. officials are negotiating this week in Washington to try to end a debilitating 15-month trade war, with talks set to culminate on Friday when the head of Beijing's delegation meets U.S. President Donald Trump at the White House.