Hong Kong police fire tear gas at protesters, thousands call on US to help
Hong Kong returned to China under a 'one country, two systems' formula that guarantees freedoms not enjoyed on the mainland, but many Hong Kong residents fear Beijing is eroding that autonomy.
Follow us on GoogleA PROTESTER holds up a sign during a rally appealing to the US Consulate General in Hong Kong on Sunday. (photo credit: KAI PFAFFENBACH/REUTERS)BySUMEET CHATTERJEE, JOE BROCK