Explain why federal, state and local agencies included in Homeland Security not cooperate better in preparing the US for future terrorist attacks. By using a specific homeland problem which highlights inter-agency interaction/cooperation/conflict, describe how the U.S. has attempted to resolve the inter-agency problem(s). How successful is future inter-agency cooperation in addressing homeland security issues- and why? Describe any policy and/or legislative changes which have been put in place or reduce inter-agency friction. What is left to be done?