>> her mother was arrested during the cultural revolution. she once wants her daughter's china to be a more open place, she hopes new leaders picked that the party congress will be agents of change. >> the change in leadership gives people reason to hope. there's an opportunity there. >> possibility of change. >> there's a possibility, right, exactly. >> reporter: if not hung huang will speak out, bill whitaker, cbs news, beijing. >> jeff: just ahead, remembering a young american soldier shot to death by a supposed afghan ally. the pitch! whoa! so why are you doing his? only your doctor can determine if your persistent heartburn is actually something more serious like acid reflux disease. over time, stomach acid can damage the lining of your esophagus. for many, prescription nexium not only provides 24-hour heartburn relief, but can also help heal acid-related erosions in the lining of your esophagus. talk to your doctor about the risk for osteoporosis-related