Police in the beach city of Nha Trang on Sunday arrested 13 men who allegedly took part in a brutal fight on the street that left one seriously injured.
On Saturday evening, a group of men in their 20s came to a night club on Le Thanh Ton Street and picked up a fight with another group on the dance floor.
The brawl was stopped with the help of security guards.
But the two groups decided to take the fight to the street. They left the club and started fighting around half and hour after midnight.
When police arrived at the scene, a 30-year-old man was seriously injured. He was rushed to hospital and has since recover.
The men tried to flee the scene, prompting the police to fire a warning shot to stop them.
The police then arrested 13 men and seized two guns, a sword, three machetes and some knives from them.
Investigations are ongoing.