A press photo of a US protective agent responding to a gunman breaching security during last weekendโs White House Correspondentsโ Association dinner has ignited debate within Americaโs firearms community. The controversy centres not on the agentโs actions, but on what appeared to be a Chinese-made Holosun red dot sight mounted on her Glock pistol. The image, which spread rapidly across firearms forums after being shared on social media, shows a plain-clothes agent with her weapon drawn as US...