Police scuffle with pro-democracy protestors at Hong Kong’s International Airport on August 13, 2019.  Manan VATSYAYANA / AFP
 
A small group of riot police used pepper spray to beat back protesters outside the city’s airport on Tuesday night as they tried to escort a man who was being taken away in an ambulance.
Around two dozen officers found their police van blocked by a few hundred hardline protesters as it followed the ambulance, an AFP reporter on the scene said.
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The police officers jumped out of the van to clear a path, using pepper spray on the crowds and detaining at least two people.

…..Read directly from source