
Protesters wear masks of Simon Cheng, a Hong Kong British Consulate employee who was detained in China, as they gather for a rally outside of the British Consulate in Hong Kong, Friday, Nov. 29, 2019. Hong Kong police ended their blockade of a university campus Friday after surrounding it for 12 days to try to arrest anti-government protesters holed up inside. (AP Photo/Vincent Thian)

A protester waves an American flag during a rally for young and elderly pro-democracy demonstrators in Hong Kong, Saturday, Nov. 30, 2019. Hundreds of silver-haired activists have joined young protesters for a unity rally at a Hong Kong park, vowing that their monthslong movement will not fade away until there is greater democracy in the Chinese territory. (AP Photo/Ng Han Guan)

A protester holds a cartoon frog doll aloft during a rally for young and elderly pro-democracy demonstrators in Hong Kong, Saturday, Nov. 30, 2019. Hundreds of silver-haired activists have joined young protesters for a unity rally at a Hong Kong park, vowing that their monthslong movement will not fade away until there is greater democracy in the Chinese territory. (AP Photo/Ng Han Guan)

Protesters wear Guy Fawkes masks as they stand in a greenery area during a rally for students and elderly pro-democracy demonstrators in Hong Kong, Saturday, Nov. 30, 2019. Hundreds of Hong Kong pro-democracy activists rallied Friday outside the British Consulate, urging the city's former colonial ruler to emulate the U.S. and take concrete actions to support their cause, as police ended a blockade of a university campus after 12 days. (AP Photo/Ng Han Guan)

A protester holds British flags as they stand outside of the British Consulate during a rally in Hong Kong, Friday, Nov. 29, 2019. Hong Kong police ended their blockade of a university campus Friday after surrounding it for 12 days to try to arrest anti-government protesters holed up inside. (AP Photo/Vincent Thian)

Protesters raise their hand to symbolize the five demands of the pro-democracy movement during a rally for young and elderly pro-democracy demonstrators in Hong Kong, Saturday, Nov. 30, 2019. Hundreds of silver-haired activists have joined young protesters for a unity rally at a Hong Kong park, vowing that their monthslong movement will not fade away until there is greater democracy in the Chinese territory. (AP Photo/Ng Han Guan)