(3rd LD) 12 companies report 'WannaCry' damage in S. Korea
(ATTN: UPDATES latest information in lead, para 3; AMENDS headline) SEOUL, May 16 (Yonhap) -- South Korea's state-run cybersecurity agency said Tuesday 12 companies have been struck by the crippling ransomware "WannaCry" so far, which has been emergi