FILE PHOTO: Charles Lieber leaves federal court after he and two Chinese nationals were charged with lying about their alleged links to the Chinese government, in Boston, Massachusetts, U.S. January 30, 2020. REUTERS/Katherine Taylor/File Photo
FILE PHOTO: Charles Lieber leaves federal court after he and two Chinese nationals were charged with lying about their alleged links to the Chinese government, in Boston, Massachusetts, U.S. January 30, 2020. REUTERS/Katherine Taylor/File Photo