3663
And ransomware attacks have claimed a number of recent victims , especially healthcare systems , including MedStar Health , which suffered a major attack affecting 10 hospitals and more than 250 outpatient centers in March 2016 .
 ransom: a major attack
Please tell me event type and its trigger word from given type options. Output format is "type: trigger".  Option: phishing, data breach, ransom, discover vulnerability, patch vulnerability 
Text: {0} 
Answer:
 ransom: a major attack