Watch: The annual inflation rate has increased from 6.3 per cent to 6.8 per cent in April due to rising costs in food, housing and transport. A study has found that certain varieties of garlic contain anti-viral activity that could slow down or stop COVID-19 and the flu. Brisbane has been covered in a thick smoke haze for the third consecutive day, as hazard-reduction burns in the area see the city’s air quality plunge to “poor” or “very poor” levels.