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Whale stranded off Germany swims to freedom after days of efforts to save it
Rescuers used boats and excavators to try to guide 10-metre long sea mammal to deeper waters

TL;DR
- A humpback whale stranded in Germany's Baltic Sea coast has freed itself.
- The whale was stuck in shallow water since early this week and efforts were made to free it.
- Rescue teams used boats to create waves and excavators to dredge sand channels.
- The whale is described as weakened and ill, with a skin disease and having been entangled in a fishing net.
- Rescuers are now following the whale at a distance, hoping to guide it towards the North Sea and the Atlantic Ocean.
- Experts expressed hope that the whale will find its way out but cautioned against premature celebration.