Anti-government demonstrators throw Molotov cocktails towards police vehicles during clashes, outside Hong Kong Polytechnic University in Hong Kong, Nov. 17, 2019.

Demonstrators and police clash as on a bridge at The Hong Kong Polytechnic University, Nov. 17, 2019, in Hong Kong.

Demonstrators stand outside of the Chinese University of Hong Kong, in Hong Kong, Nov. 13, 2019.

Riot police officers detain a demonstrator during an anti-government protest in Hong Kong, Nov. 13, 2019.

Demostrators try using a catapult made with bamboo at the Chinese University of Hong Kong (CUHK), Nov. 13, 2019.

Protesters hold up their hands to represent the movement's five demands as protests continue in Hong Kong, Nov. 12, 2019.

A man reacts as he tries to extinguish a burning Christmas tree at Festival Walk mall in Kowloon Tong, Hong Kong, China, Nov. 12, 2019.

Pro-democracy protesters raise their hands as they are detained by policemen in Hong Kong, Nov. 12, 2019.

Students try to clear tear gas canisters fired by riot police from a sports track during a confrontation on the campus of the Chinese University of Hong Kong, Nov. 12, 2019.

Protesters face off against riot police during an anti-government demonstration in the Mong Kok district of Hong Kong on Monday night, Nov. 11, 2019.

Police stand guard at the area where a protester was shot in the torso by a police officer in Sai Wan Ho, Hong Kong, Nov. 11, 2019.

Richard Chan, a candidate for the district council elections, reacts after being pepper-sprayed by police in Hong Kong, Nov. 2, 2019.

Police stand guard during a rally against police brutality in Hong Kong, China, Oct. 27, 2019.

An anti-government demonstrator throws a tear gas canister back at police during a protest march in Hong Kong, Oct. 20, 2019.

Hong Kong Chief Executive Carrie Lam arrives to deliver her annual policy address, as lawmakers shout protests, at the Legislative Council in Hong Kong, China, Oct. 16, 2019.

Riot police charge on a street during a demonstration in Yuen Long district, Oct. 5, 2019, in Hong Kong, China.

Masked demonstrators hold hands to form a human chain to protest against the ban on masks in Hong Kong, Oct. 5, 2019.

Police clash with demonstrators in Hong Kong, Oct. 1, 2019. Clashes reached their most intense point in four months of protests on the same day Beijing celebrated 70 years of Communist Party rule.

Anti-government demonstrators are seen through a glass with peeled off posters, Oct. 1, 2019.

A man reacts after being tear gassed in Hong Kong, Oct. 1, 2019, during clashes with police.

Demonstrators throw Molotov cocktails at the entrance of Cheung Sha Wan Government Office, Oct. 1, 2019, in Hong Kong.

Students gather during a school children's strike event in support of protest movement in Hong Kong Monday, Sept. 30, 2019.

Police use tear gas to dispel protestors in Hong Kong, Sept. 29, 2019.

A pro-democracy protester is tackled and arrested by police during clashes after a march on September 29, 2019, in Hong Kong, China.

Riot police pepper spray at member of media in Causeway Bay after a clash with protesters on September 29, 2019, in Hong Kong, China.

Protestors destroy a taxi in Hong Kong, China, Sept. 29, 2019.

Students hold a 'Lennon Wall flag', designed by Australia based Chinese political artist Badiucao, as they join hands to form a human chain in the Kwun Tong area of Kowloon in Hong Kong, Sept. 24, 2019.

A riot police officer reacts during clashes with pro-democracy demonstrators in Yeun Long district in Hong Kong, Sept. 21, 2019.

An injured man is being taken care of by First Aid rescuers during a protest in Hong Kong, Sept. 15, 2019.

A protestor hurls back an exploded tear gas shell at police officers in Hong Kong, Saturday, Aug. 31, 2019.

Police fire tear gas at protesters during an anti-government rally in Hong Kong, China, 31 August 2019.

Local residents and protestors shout at police in Sham Shui Po on August 29, 2019, in Hong Kong, China.

Riot police arrest protesters after clashes in Sham Shui Po on August 29, 2019, in Hong Kong, China.

People light up their smartphones as they take part in a rally at the financial district in Hong Kong, Aug. 28, 2019.

Riot police fire tear gas to disperse anti-government protesters outside a shopping mall in Tsuen Wan, Hong Kong, China, on Aug 25, 2019.

A policeman points his gun toward demonstrators on a street during a protest in Hong Kong, Aug. 25, 2019.

An anti-riot police vehicle equipped with a water cannon clears the road from a barricade set up by demonstrators during an anti-government rally in Hong Kong, Aug. 25, 2019.

A fire breaks out as demonstrators and police officers in riot gear clash in the Kowloon Bay district of Hong Kong, Aug. 24, 2019.

People light up mobile phones at the hill top of Lion Rock in Hong Kong on August 23, 2019. Thousands of people held hands across Hong Kong late August 23 in a dazzling, neon-framed recreation of a pro-democracy "Baltic Way" protest against Soviet rule three decades ago.

Demonstrators fill a multilane main road during a march in the Causeway Bay shopping district of Hong Kong, Aug. 18, 2019. After days of violence and warnings from the Chinese government, organizers estimated at least 1.7 million people had turned out to march through the city center in the pouring rain.

Pro-democracy protesters attend a rally in Hong Kong on August 16, 2019.

Police fire tear gas to clear pro-Democracy protesters during a demonstration on Hungry Ghost Festival day in the Sham Shui Po district on August 14, 2019, in Hong Kong, China.

Policemen with batons and shields shout at protesters during a demonstration at the Airport in Hong Kong, Aug. 13, 2019.

A protester is detained by police during a demonstration, Aug. 3, 2019, in Hong Kong, China. Pro-democracy protesters have continued to rally on the streets of Hong Kong against a controversial extradition bill even after Hong Kong's Chief Executive Carrie Lam apologized for introducing the bill and declared it "dead."

A tourist gives her luggage to security guards as she tries to enter the departures gate during while demonstrations continued at Hong Kong's International Airport, Aug. 13, 2019.

A bleeding man is escorted by police after he was attacked by demonstrators in Hong Kong, July 31, 2019. Demonstrators clashed with police in Hong Kong after reports that some of their detained colleagues would be charged with the relatively serious charge of rioting.

Thousands of Hong Kong protesters participate in a march from a public park to call for an independent investigation into police tactics, July 21, 2019.

A person sprays paint over Hong Kong's coats of arms inside the chamber after protesters broke into the Legislative Council building during the anniversary of Hong Kong's handover to China, July 1, 2019, in Hong Kong.

Ten of thousands of protesters flood the streets during a rally in Hong Kong, July 1, 2019.

Protesters fill the streets of Hong Kong to rally against the extradition bill ahead of 2019 G20 Osaka summit, June 26, 2019 in Hong Kong.

Police man a road as protesters attend a rally against a controversial extradition law proposal outside the government headquarters in Hong Kong, June 12, 2019.