FILE PHOTO: A tradesman works on the roof of a house under construction at a housing development located in the western Sydney suburb of Oran Park in Australia, October 21, 2017. Picture taken October 21, 2017. REUTERS/David Gray
FILE PHOTO: A tradesman works on the roof of a house under construction at a housing development located in the western Sydney suburb of Oran Park in Australia, October 21, 2017. Picture taken October 21, 2017. REUTERS/David Gray