In a courtroom in Knoxville, Tenn., the latest legal twist is unfolding in a case involving China — and alleged nuclear espionage.
Szuhsiung "Allen" Ho has been jailed since April. He's a nuclear engineer and consultant, born in Taiwan and educated in the U.S.
Ho's case is one of a number involving scientists the U.S. government suspects may also be spies. The scientists in question are all American citizens; they were all born in mainland China or Taiwan.