Physicist Yangyang Cheng was born in mainland China and took advantage of a visa program a decade ago to come to the United States to study. She says she's troubled by the language politicians and governments are using to promote resettlement policies for Hong Kong residents.
Hong Kong pro-democracy activists have found a powerful weapon for attacking leaders they claim are in Beijing's pocket.
Organizers of pro-democracy protests in Hong Kong have battled police throughout the weekend, saying officers used excessive force — including tear gas, pepper spray and batons — against peaceful demonstrations. But they also say demonstrations will continue.
You may not expect to find government versus opposition debates among school kids in a one-party state. But these debate contests are part of a plan to instill independent thinking in young Chinese who will have to compete in a global market.