a long history of crime. a long history of mental instability and infatuation with extremism. it is interesting the isil occult seems to attract people like that. >> two hostages died in the attack. lawyer katrina dawson and lindt cafe store manager tori johnson. sydney is grieving this loss this morning. look at this huge floral memorial. we have cnn's andrew stevens joining us live with more. good morning, andrew. >> reporter: good morning to you, john. that memorial of flowers grows and grows. i have been down to have a look. it is quite a poignant scene down there. there are hundreds of people gathered around a circle, an ever-widening circle of flowers. sydney has come to pay their