7NEWS Spotlight

Michael Usher exposes Australia’s biggest superannuation disaster, with $1.2 billion in savings lost. Plus, Sonia Kruger sits down with Spice Girl Melanie C.

Liam Bartlett investigates alarming gaps in Australia's defence - from exposed warships to under-protected air bases - as experts warn the nation is unprepared for rising global threats.

Liam Bartlett goes undercover with the Aussie heroes risking their lives to expose child predators, as hundreds of suspected offenders remain free to roam our streets.