How digital dating became a predators' playground. In a joint investigation for Four Corners and triple j Hack, Avani Dias uncovers a deeply troubling pattern of sexual assault and rape facilitated by the use of Tinder.

With just over a week before polling day, can Donald Trump again defy the polls and his critics and secure a second presidential term? Michael Brissenden examines key states and voting blocs in this fierce political dogfight.