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Our homicide rate is higher than comparable European nations. If anything, though, it is these kinds of attacks that make us stand out so negatively from the rest of the world and give us this violent reputation as a country, frankly, if we want to give the world a message from what we've learned from all of this, is to say that, 'It is possible, these things do happen, so be prepared and learn from it before you have a tragedy of your own.'.