Sky News Australia | Replica firearm sends school into lockdown Sky News Australia Students at a Hobart high school heard a man say he was going to kill people as he pulled a gun from his trousers while in the playground. The firearm turned out to be a replica 9mm pistol, but it sent Rose Bay High School into lockdown on Monday ... Man arrested after allegedly entering Hobart's Rose Bay High School with replica gun Arrest over gun threat at Hobart school School in lockdown after gunman menace |