Prosecutors were able to prove that Chrisdian Johnson, 22, was at the murder site by analysing his dog’s blood — found both on him and at the attack site.

控方通过分析被告宠物狗的血液，能够证明22岁的克里斯汀·约翰逊（Chrisdian Johnson）在案发时就在谋杀现场；狗受伤流的血同时在约翰逊和袭击现场都有发现。