They are told to leave, the goverment had warned them. I'm sad for those dead students in 1989, but i never regret it happened. When you plan to overthrow the goverment, you are ready to die. I know CCP has many flaws, everyone has. We need stable enviroment and strong military force to prevent being bullied again. Some of those students in perusue of democracy in 1989, but many others are US spy or proxies. They want a weaker China in the name of political reform. we Chinese are smart enough to see it through.