Zurich police have made 14 arrests after a man was attacked and covered with lighter fluid and set alight following an altercation on a bus in Winterthur early last month.
The 32-year-old suffered cuts and bruises as well as burn injuries.
After the attack – the aggressors fled.
The group were aged between 15 and 19. Most were questioned and released, but two 18-year-olds have been detained.
Investigations are continuing.