Worm crawls out of snag
![null](/web/20170211193232im_/http://www.smh.com.au/content/dam/images/4/q/f/g/o/image.related.wideLandscape.220x124.4qfgn.png/1486712410399.jpg)
- Video duration
- 00:41
An extraordinary heatwave scorching much of NSW is set to bring yet more grief, with health authorities issuing an air pollution alert for increased levels of ozone in the atmosphere in Sydney. Vision courtesy ABC News 24.
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