A New South Wales police officer carries a bouquet under a police line as floral tributes are relocated during a change in police perimeter after a Sydney cafe siege ended December 16, 2014. Heavily armed Australian police stormed a Sydney cafe on Tuesday and freed a number of hostages being held there at gunpoint, in a dramatic end to a 16-hour siege in which three people were killed and four wounded. REUTERS/Jason Reed (AUSTRALIA - Tags: CRIME LAW CIVIL UNREST)