Riot squad called to ‘worst’ Rottnest junior leavers’ mayhem  The West AustralianRiot police sent to Rottnest Island to control partying end-of-school-year teenagers  ABC News‘Arrests likely’ as police investigate multiple Rottnest Island assaults during ‘juvie week’  WAtodayRiot squad called in to control unruly and unsupervised teens on Rottnest Island  9NewsRiot squad sent to picturesque WA island  MSN