A virus has locked thousands of government, company and public service employees out of their computers.
The global cyber-attack started on Friday and continued across the weekend.
Neil and Dan teach you how to use the language the world’s media is using to discuss this story:
a sudden increase
a virus designed to stop a computer working unless money is paid
stopped in its tracks
stop moving or doing something suddenly
For more, visit our website: https://www.bbc.co.uk/learningenglish/english/course/english-you-need/unit-15/session-2