Hong Kong police officer shoots protester as violence flares

(Warning: graphic content) A still image from a social media video shows a police officer aiming his gun at a more

A still image from a social media video shows a protester try to prevent a police officer from aiming his gun more

A still image from a social media video shows a police officer aiming his gun at a protester in Sai Wan Ho, Homore

A burning vehicle is seen during a protest in Tseung Kwan O, Hong Kong, China November 11, 2019. REUTERS/Tyronmore

Protesters building barricades from white boxes in Sai Wan Ho area where a boy was allegedly shot and left uncmore

Anti-government protesters overturn a vehicle during a protest in Tseung Kwan O, Hong Kong, China November 11,more

People run as riot police fire tear gas in Central, Hong Kong, China November 11, 2019. REUTERS/Thomas Peter

Protesters walk down the road with traffic cones to build a barricade in Causeway Bay, Hong Kong, China Novembmore

A protester writes on the wall of a Bank of China branch during a demonstration in Central, Hong Kong, China Nmore

Office workers hold umbrellas as they attend a flash mob anti-government protest after police fired tear gas amore

Protesters gather during a demonstration in Central, Hong Kong, China November 11, 2019. REUTERS/Shannon Staplmore

Protesters attend a demonstration in Central, Hong Kong, China November 11, 2019. REUTERS/Shannon Stapleton

Protesters set a barricade on fire as they demonstrate in Central, Hong Kong, China November 11, 2019. REUTERSmore

People protest with umbrellas to protect themselves from tear gas, as they standoff against riot police in Cenmore

People react in an office building after police fired tear gas in Central, Hong Kong, China November 11, 2019.more

Riot police detain an anti-government protester in Central, Hong Kong, China November 11, 2019. REUTERS/Tyronemore

People react after police fired tear gas in Central, Hong Kong, China November 11, 2019. REUTERS/Tyrone Siu

Riot police officer tries to subdue a protester during an anti-government demonstration in Hong Kong, Novembermore

A woman sits on a bus as fire burns in the middle of the street during an anti-government demonstration in Tsumore

A protester throws a stone into a building at Hong Kong Polytechnic University in Hong Kong, November 11, 2019more

A man is treated for tear gas as protesters clash with riot police at Hong Kong Polytechnic University in Hongmore

Smoke is seen as a protester shields with an umbrella at Hong Kong Polytechnic University in Hong Kong, Novembmore

Protesters build barricades at Hong Kong Polytechnic University in Hong Kong, November 11, 2019. REUTERS/Shannmore

A protester spray paints graffiti at Hong Kong Polytechnic University in Hong Kong, November 11, 2019. REUTERSmore

Riot police holds a pepper spray as he tries to disperse anti-government protesters, in Hong Kong, November 10more

A police officer points his weapon during an anti-government demonstration in Hong Kong, November 10, 2019. REmore

Protesters are detained by riot police officers during an anti-government demonstration in Hong Kong, Novembermore

People react to the tear gas during an anti-government demonstration in Hong Kong, November 10, 2019. REUTERS/more

Riot police walk through a cloud of tear gas during an anti-government protest in Hong Kong, November 10, 2019more

Protesters vandalize a shopping mall during an anti-government demonstration in Tsuen Wan in Hong Kong, Novembmore

A protester affected by tear gas is assisted by others during an anti-government demonstration at a shopping mmore

Protesters vandalize a Starbucks cafe at a Citywalk shopping mall during an anti-government demonstration in Hmore

Police pepper-spray locals and neighborhood observers after they entered a housing estate in Tseung Kwan O in more

Police retreat from a housing estate in Tseung Kwan O in Hong Kong, November 9, 2019. REUTERS/Thomas Peter