SYDNEY, AUSTRALIA - DECEMBER 23:  A photo tribute for Tori Johnson and Katrina Dawson is seen amongst flowers at a wreath laying ceremony after the funeral for Tori Johnson at Martin Place on December 23, 2014 in Sydney, Australia. Volunteers have gathered at Martin Place this morning to begin clearing the thousands of bouquets and cards left in tribute to Tori Johnnson and Katrina Dawson, who were killed in last week's hostage siege at the Lindt Cafe.  (Photo by Don Arnold/Getty Images)