A former US Defense Intelligence Agency (DIA) officer has been arrested for attempting to spy on the US for China.
Ron Rockwell Hansen, 58, was arrested by the FBI on his way to a Seattle airport to catch a flight to China.
The justice department says Mr Hansen is accused of attempting to transmit national defence information and receiving at least $800,000 (£600,000) for acting as a Chinese agent.
No comment from the arrested man was available immediately.