SYDNEY (Reuters) – Authorities in Australia will review laws that penalise the mishandling of radioactive material with a A$1,000 ($707) fine as a search for a hazardous capsule lost in the Outback enters a seventh day. Officials from Western Australia’s emergency response department, defence authorities, radiation specialists and others are combing a 1,400 km (870 mile) stretch of highway for the tiny capsule, from a mining device, that was lost in transit more than two weeks ago. The radioactive capsule was part of a gauge used to measure the density of iron ore feed being transported from R…