![Karen Lawson said the move would grind the local industry to a halt.](/web/20170419055938im_/http://www.canberratimes.com.au/content/dam/images/g/r/7/n/r/a/image.related.wideLandscape.460x259.gvng9a.png/1492581115198.jpg)
'Grind to a halt': Tech industry alarmed over 457 visa changes
Australia's technology and start-up sector has expressed alarm over the government tearing up the 457 visa program, warning it could leave the industry short of the workers it needs to compete globally.