https://apnews.com/eb7990e10d6549c3a92d773b0ae62a4e

WASHINGTON (AP) — President Donald Trump and China escalated their 13-month trade war Friday, sending financial markets tumbling and intensifying worries about the health of the global economy.

Trump answered a new round of trade sanctions from China by promising a still-secret response, joking about the market plunge and saying he had "hereby ordered" American companies to look for alternatives to operating there.