447
USPS has faced scrutiny in the past , after a 2014 hack exposed personal information on 800,000 employees , 485,000 workers ' compensation records , and 2.9 million customer - inquiry records .
 data breach: hack exposed
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:
 data breach: hack exposed