Dongfan `` Greg '' Chung , 73 , was accused of stealing restricted technology and Boeing trade secrets , including information related to the space shuttle program and the Delta IV rocket . Dongfan Chung , 73 , convicted of economic espionage ; acting as agent of china . Accused of stealing restricted technology , Boeing trade secrets . Sentenced to life in prison with no parole for 25 years. Delta IV rocket . Chung is a native of China who is a naturalized United States citizen .
Dongfan Chung , 73 , convicted of economic espionage ; acting as agent of china . Accused of stealing restricted technology , Boeing trade secrets . Sentenced to life in prison with no parole for 25 years. Delta IV rocket . Chung is a native of China who is a naturalized United States citizen .