The police’s special operation unit enters the concert hall where role-played“gunmen” who claim to be in procession of chemical weapons. It is a simulation of a planned counter-terrorism exercise code-named “Bright Dog”.

Officers of the Fire Services Bureau, joined by the PLA Macao Garrison at a Government request, help clean the concert hall exposed to chemical weapons. It is a simulation of a planned counter-terrorism exercise code-named “Bright Dog”.

Officers of the Fire Services Bureau clean up the concert hall exposed to chemical weapons. It is a simulation of a planned counter-terrorism exercise code-named “Bright Dog”.

Officers of the PLA Macao Garrison, at a Government request, help clean up the concert hall exposed to chemical weapons. It is a simulation of a planned counter-terrorism exercise code-named “Bright Dog”.

The police conduct searches on "concertgoers", as a simulation in a planned counter-terrorism exercise code-named “Bright Dog”.

The police, joined by the PLA Macao Garrison, conduct cleaning and decontamination on the concert hall exposed to chemical weapons. It is a simulation of a planned counter-terrorism exercise code-named “Bright Dog”.

The Fire Services Bureau and the Health Bureau treat "injured concertgoers" at the concert hall after exposure to chemical weapons. It is a simulation of a planned counter-terrorism exercise code-named “Bright Dog”.

The Judiciary Police officers intercept “gunmen” while "concertgoers" undergoing decontamination. It is a simulation of a planned counter-terrorism exercise code-named “Bright Dog”.

The Health Bureau uses mobilised medical equipment to treat "injured concertgoers" at the concert hall after exposure to chemical weapons. It is a simulation of a planned counter-terrorism exercise code-named “Bright Dog”.

Officers of the PLA Macao Garrison, at a Government request, help remove debris at the concert hall after an explosion. It is a simulation of a planned counter-terrorism exercise code-named “Bright Dog”.