"The purpose of the trip is to follow up on meetings we've had here with the representatives of the Chinese government on the subject of climate change and energy and how that relates to our economy," the Democratic lawmaker said.
The restart of the world's largest nuclear power plant was suspended in Japan on Thursday, with the operator saying it does not know when the problem would be solved.
Stocks rallied Thursday after President Donald Trump rowed back on threats to hit key European countries with tariffs over their opposition to a US takeover of Greenland.
Emerging Turkish talent Zeynep Sönmez said she had never known an atmosphere like it as she extended her trailblazing Australian Open run on Wednesday in front of an electric crowd.