U.S. adding 33 Chinese companies, institutions to economic black list

WASHINGTON (Reuters) - The U.S. Commerce Department said on Friday it is adding 33 Chinese companies and other institutions to an economic blacklist for human rights violations and to address U.S. national security concerns involving weapons of mass destruction and other military activities.The department said it was sanctioning nine companies and institutions saying they were "complicit in human rights violations and abuses committed in China’s campaign of repression, mass arbitrary..