Footage from the incident shows the dogs pursuing him into the tunnel: https://www.dexerto.com/entertainment/hero-dogs-fight-off-masked-man-and-save-women-from-suspected-assault-3388164/

A pack of heroic dogs chased away a masked man after he allegedly attacked two women and tried to drag one into a tunnel One dog latched onto the man's pants and tore away a piece of fabric during the chase

Footage from the incident shows the dogs pursuing him into the tunnel: https://www.dexerto.com/entertainment/hero-dogs-fight-off-masked-man-and-save-women-from-suspected-assault-3388164/