U.S. Vice President Mike Pence and other senior Trump administration officials met on Saturday with Democratic congressional staffers.
Several U.S. Republican senators on Sunday rejected President Donald Trump's embrace of Saudi Arabia after the murder of Saudi journalist Jamal Khashoggi.
President Donald Trump forced out his attorney general on Wednesday and threatened to fight back if Democrats use their new majority in the U.S. House of Representatives to launch investigations into his administration and finances.
ZTE declined comment on Monday. Ross did not provide details about options under consideration.