"He lived under house arrest and constant surveillance with conditional permission to teach without classified research duties. Qian (Tsien) received support, including legal representation, from his colleagues at Caltech during his incarceration. University President Lee Dubridge even flew to Washington, DC, to advocate on Qian's (Tsien's) behalf. But, in 1955, in a move that would haunt US defense strategy, the United States deport Qian (Tsien) to China in exchange for the repatriation of American pilots who had been captured during the Korean War."