
Police arrest a man in suspected of wounding with a knife in Pok Fu Lam.
Internet footage shows a topless man wielding a knife charging at a security guard who fell to the ground.
Another security guard approaches in an attempt to intervene.
Police arrived at the scene and arrested a 20-year-old foreign man.
What is believed to be the weapon, a fruit knife, was left at the scene.
A foreign domestic helper sustained injuries from the alleged attacker.
A security guard suffered scrapes on the elbow.
Both injured individuals were sent to hospital.