Dr James Kierstead: China sends a plane message

It was a picture worth a thousand words. Four or five stooped, scared-looking figures on an aeroplane, black hoods over their heads. On each side, for rows and rows behind and in front of them, uniformed Chinese police officers.

The accompanying video footage, obtained by 60 Minutes, was even more concerning. Dozens of armed police forced their way into apartments, rounded up and hooded suspects, and marched them onto planes.