At least eight people of an Iraqi family were killed Friday, when US air strikes hit their house in Kirkuk, some 250 kilometres north of Baghdad, media reports said. DPA reported. Voices of Iraq (VOI) news agency said two US helicopters had opened fire on a house in al-Howeija area, western Kirkuk, claiming eight lives. The dead included a woman and five children, VOI said. Sources said the air raids came in response to a previous attack on the US helicopters.