Expert criminologist weighs in on conwoman Melissa Caddick s disappearance
Comes after stomach flesh with a belly button washed up at Mollymook Beach
They were discovered 150km north of Caddick s foot, found on February 21
Dr Xanthe Mallett said could mean something sinister had occurred to Caddick
Caddick went missing on November 12, 2020 after an ASIC raid on her house