White House intensifies confusion and fear on US-China deal

Treasury Secretary Steve Mnuchin talks with reporters about trade negotiations with China, at the White House, Monday, Dec. 3, 2018, in Washington. (AP Photo/Evan Vucci)

White House chief economic adviser Larry Kudlow talks with reporters about trade negotiations with China, at the White House, Monday, Dec. 3, 2018, in Washington. (AP Photo/Evan Vucci)

WASHINGTON — The Trump administration raised doubts Tuesday about the substance of a U.S.-China trade cease-fire, contributing to a broad stock market plunge and intensifying fears of a global economic slowdown.