Hundreds of people have filed past a growing pile of flowers in Sydney city centre on Friday (December 19) morning, paying their respects to two hostages killed in an armed siege earlier in the week.<br/> <br />Two hostages and the hostage taker died when police stormed the Lindt cafe in Martin Place to end a 16 hour stand-off on Tuesday (December 16) morning. The cafe manager, Tori Johnson, and mother of three and senior lawyer, Katrina Dawson died along with the hostage taker, Man Haron Monis.<br/> <br />In the heart of the central business district, tens of thousands of bouquets line the pavement as people continue to come to the scene to pay their respects.<br/> <br />The deadly incident prompted Australian Prime Minister Tony Abbott to order a sweeping investigation as tough new security laws and the courts failed to stop a convicted felon from walking into the cafe with a concealed shotgun.<br/> <br />The hostage taker, Man Haron Monis, a self-styled sheikh who received political asylum from Iran in
