A Chinese researcher at the University of Michigan took his own life after being subjected to 'hostile questioning' by federal agents, it is claimed. Danhao Wang, an assistant research scientist in the school's College of Engineering, died on March 20 inside the university after falling to his death. Police said they are investigating his death as a 'possible act of self-harm', with the China Ministry of Foreign Affairs claiming he took his life after 'hostile questioning'. A statement, which did not name Wang, said that the postdoctoral scholar took his life 'after being subjected to hostile questioning by U.S. law...