2849
On the other hand , the region is pretty unstable , filled with people who already hate Americans and seek to do America harm .
 people: attacker
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: attack 
  Option: victim, attacker, place, target, instrument 
Text: {0} 
Answer:
 people: attacker