British computer expert Marcus Hutchins arrested by FBI over alleged malware offences

A British computer expert who helped shut down the WannaCry cyber attack that crippled the NHS has been arrested for his alleged role in a separate malware attack.Marcus Hutchins, also known as MalwareTech, helped foil the WannaCry "ransomware" virus that hit more than 300,000 computers in 150 countries.The US Department of Justice (DOJ) now says he has been detained on charges of creating and distributing Trojan malware.