Transcripts for CNN Early Start With John Berman and Christine Romans 20141216 09:04:00

history of crime, a long history of mental instability and infatuation with extremism. >> two hostage fatalities. they are store manager johnson and mother of three, katrina dawson. this floral memorial is outside of the siege. cnn's andrew stevens has more. >> reporter: the memorial continues to grow. remember happened here a few short hours ago. it has been a traumatic 34 hours for sydney.

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