The revelation of another ship involved in the killings leads Karsten to investigate illegal fishing in the Seychelles - but he also uncovers evidence of drug-related crime.
Action from the second round of the 2016 season, held in Daugavpils, Latvia.
Speedway European Championship
Highlights of the second round of the 2016 season, held in Landshut, Germany.
Speedway Best Pairs Cup
Highlights from stage one, which sees the riders take on a 178.9km journey across Calella.
Cycling: Tour of Catalunya
A camera crew documents polar bears in the subarctic, revealing the impact human activity has had on them and revealing how they survive on the ice floes by hunting fish and seals.
Polar Bear Invasion
Children's animation following the adventures of a family of puffins living on a wild and beautiful Irish island. Narrated by Chris O'Dowd.
Double bill of fun and games in the magical land of Charmville.
Join Trevor Noah and his team as they take a satirical sideswipe at the latest in news and current affairs. Emmy Award winning irreverence from Comedy Central.
The Daily Show
The story of Robert Farquharson, a dad who murdered his three children by driving into a creek in Victoria on Father's Day 2005.
Crimes That Shook Australia
New series. Facing the prospect of buyer shutting down early this year, Troy promotes Chase to captain of his own boat.