It was seeing his policeman father's handling of a suburban mass shooting that convinced Peter Moroney to join the force, then, in the wake of 9/11, terrorism became the focus of his career. In those early years of the counter-terrorism command, it was hard to believe there were Australian citizens living among us who wished us harm, he says. But we've been within days of a major attack, and, as the threat from domestic Islamic-based terrorism has increased, the more likelihood there is that one of those threats will get through.