Antivirus worm chews through Canadian systems

Toronto — A computer worm designed to eliminate an earlier virus brought computer networks to a standstill Tuesday, swamping computer networks with traffic including Air Canada, which was forced to check passengers in manually across the country. Vancouver International Airport reported huge delays and long line ups in the international departures terminal as the virus slowed Air Canada's check-in computer system. Air Canada spokeswoman Laura Cooke said the virus affected the airline's call centre in Toronto and check-in systems across the country...

Why they didn't install antivirus in the first place!