CNN CNN Newsroom July 9, 2010
appears to be done. ten russian agents should be back in moscow about now. they were traded for four russians who had been in prison for spying for the u.s. the whole exchange happened on an airport tarmac in vienna, austr austria. one plane headed east and the other headed west. matthew chance is in moscow with the latest. >> reporter: that's right. the biggest spy swap since the end of the cold war has taken place on the tarmac of the airports in the austrian capital of view any. the plane carrying the ten confessed spies from the united states, confessed to working for russia. lan...