Police are appealing for information after finding a large pool of human blood in a pedestrian tunnel under Wellington Airport on SundayCrimeOct 8 at 1:28 PM3 outletsNew ZealandNewshubMystery after large pool of human blood found in Wellington tunnel Oct 8 at 1:28 PMRNZPolice puzzled by grisly discovery in Wellington pedestrian tunnel Oct 8 at 1:56 PM1NewsMystery pool of blood in Wellington tunnel prompts police appeal seen Oct 8 at 2:08 PM