Concern group says women face common threat of nude photos taken without their consent
https://www.scmp.com/news/hong-kong/law-and-crime/article/3074109/hong-kong-mtr-worker-stabbed-neck-syringe-during
I don't know the purpose of the criminal. He can be a radical protester, or can be a conspiracy to let people in Hong Kong have negative impression against protesters, or can just be a violent person.
So, the article should not take up the issues showing relationship between MTR and anti-government protests without any evidence.