Now Playing: 09-25-12 Marketplace Tech Report

With all this information technology at our disposal, it's striking how getting to the truth of a matter can still be so tough. Two tech stories from opposite sides of the world today remind us how even in 2012 the flow of information is still tightly controlled. First, Iran, where authorities seem to be restricting access to some big websites. And part two, from China: that brawl-slash-unrest-slash-riot involving employees of one of that country's huge technology factories the other night.