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Armed police are seen outside the Lindt Cafe on December 15.
Armed police are seen outside the Lindt Cafe on December 15.

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Expert: Lone gunmen eventually fatigue

CNN talks to expert Will Geddes about what led to Australian police storming the Sydney cafe where hostages were held.

Expert: Lone gunmen eventually fatigue

CNN talks to expert Will Geddes about what led to Australian police storming the Sydney cafe where hostages were held.