Two men suspected of being hired by an international criminal mastermind have been charged with executing a former Melbourne crime kingpin. With a $1 million bounty on offer, the arrests have left members of Australia's underworld nervous. The arrests come as part of ongoing investigations into the bloody and ongoing feud to control Melbourne's lucrative illegal tobacco trade, with exiled crime boss Kazem 'Kaz' Hamad believed to be a prime suspect in ordering the hit on the crime figure.