The first polar bear to swim to Iceland in 15 years has been shot dead by police, sparking an angry row about whether it should have been spared. The animal – one of the species most endangered by climate change – was killed despite the availablility of knockout drugs that could have spared his life. The bear was spotted nonchalantly strolling along a road near the town of Skagafjördur yesterday morning around 9.30am by a farmer. Experts say it had arrived on an ice floe and local laws stipulate they can be killed – despite the fact they are on...