June 4,1989 to Today: Can China Change?

Could a single trade deal really change China?That's the gamble at stake as Washington negotiates with Beijing.Headlines talk of reform, rebalancing, and opening up—but we've heard this all before.In 1989, brave Chinese students demanded change.
 They called for democracy—and paid with their lives during the Tiananmen Square Massacre.Now, decades later, is the Chinese communist regime finally ready to make real changes?
 Or is history doomed to repeat?