Hong Kong police held a press conference yesterday to discuss the anti-extradition bill protests that have been raging this week. Photojournalists showed up to the presser wearing helmets, gas masks, and safety vests in protest of the excessive force they say police have been using against them. The large crowd of photographers wearing bright high-visibility jackets and protective gear at the peaceful indoor press conference made for an unusual sight. “Photojournalists in full protective gears attend police chief’s presser in…