307
Defense Secretary Rumsfeld and Vice President Cheney among those saying the toughest fighting might still lie ahead , still unanswered questions about the whereabouts of Saddam Hussein and other key members of the Iraqi leadership .
 attack: fighting
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: fighting