Shanghaiist has posted a video of the recent riot in Zhengzhou. From Shanghaiist:
To recap: Situation started with a female student vendor getting violently beaten by two city inspectors to the point that some of her teeth were knocked out. News of this spread, and up to about 1,000 students from various universities gathered and took to the streets to vent their displeasure. After a seven hour stand-off the streets were cleared; five students were detained, the injured girl is receiving treatment at a local hospital and six city inspectors were investigated and will receive punishment for actions relating to the incident. [Watch video here]