Harvard chemistry chair arrested, accused of lying about China ties

As the U.S. wrestles with how best to handle foreign threats to its biomedical research, a Harvard professor and two Chinese nationals were charged Tuesday in separate cases in connection with allegedly illegally aiding China.

Charles Lieber, the chair of the department of chemistry and chemical biology at Harvard University, was arrested Tuesday and charged with one count of making a materially false, fictitious and fraudulent statement...