Two paramilitary policemen stand guard near the wreckage of the Shenzhou IX spacecraft's escape tower, Alxa League, Inner Mongolia, June 16, 2012. Escape tower is part of the spacecraft's Launch Escape System and was discarded after the rocket was launched successfully. Shenzhou IX's escape tower was found two hours after launch by the search team. [Photo/Xinhua]

Wreckage of Shenzhou IX spacecraft's escape tower is seen in this picture taken on June 16, 2012 in Alxa League of Inner Mongolia. [Photo/Xinhua]