1155
The FBI is looking into two incidents in Colorado Springs , Colo ., and one each in Cleveland , Washington , Houston , Teterboro , N . J ., and Medford , Ore ., according to federal and local law enforcement and transportation officials , some of whom spoke only on condition of anonymity .
 attack: incidents
Please tell me event type and its trigger word from given type options. Output format is "type: trigger".  Option: declare bankruptcy, transfer ownership, marry, die, phone write, arrest jail, convict, sue, transfer money, end organization, start organization, end position, merge organization, start position, transport, charge indict, elect, attack, injure, born, extradite, release parole, sentence, demonstrate, meet, trial hearing, divorce, nominate, fine, appeal, pardon, execute, acquit 
Text: {0} 
Answer:
 attack: incidents