A good Samaritan who tried to break up a brawl between teenagers has died in a "savage" edged-weapon attack after four teens set their sights on him.

Three teens have been charged after a good Samaritan who tried to break up a brawl died in a "savage" attack after four teens set their sights on him.

Three teens have been charged after a good Samaritan who tried to break up a brawl died in a "savage" attack after four teens set their sights on him.

Four teenagers have been arrested after a man died during a violent brawl outside a train station in Melbourne’s north east.

Four teens have been arrested after a young man was killed in a brawl outside a Melbourne train station.

Police will boost patrols in one suburb after a good Samaritan was fatally stabbed as he tried to protect a younger man at a train station.

Police will boost patrols in one suburb after a good Samaritan was fatally stabbed as he tried to protect a younger man at a train station.

Aidan Becker was killed while intervening as a group allegedly tried to rob a schoolboy, police say. His friends remembered him as kind and...

Aidan Becker was killed while intervening as a group allegedly tried to rob a schoolboy, police say. His friends remembered him as kind and...

Police have provided an update on the killing of a man in Mernda overnight, as four teenagers await possible charges over the attack.