https://apnews.com/688152d6b03148bfafe441aff17488d5 > BEIJING (AP) — China allowed its yuan to sink to an 11-year low Monday after President Donald Trump sent jittery financial markets tumbling by announcing new tariff hikes and threatening to block American companies from doing business with this country. > The escalation in the fight over trade and technology prompted warnings that chances for a settlement were disappearing.