A Balbriggan teenager has been given four years detention for a crime spree which included violently robbing a pensioner, breaking a girl's collarbone and a garda's nose and mugging a party of Austrian tourists.

A Balbriggan teenager will be sentenced next week for a crime spree which included violently robbing an elderly man, mugging several train commuters and breaking a girl's collarbone and a garda's nose.