Cashless crisis risking Armaguard viability as cash demand sinks

When was the last time you withdrew cash from a bank or ATM? The increasingly cashless society is challenging the viability of cash transport firm Armaguard which moves 90 percent of cash around Australia. Also National Australia Bank executive Rachel Slade on winding back expectations for instant transactions as the risk of scams force banks to impose more checks and balances. Reporter: Peter Ryan, Senior Business Correspondent Featured: Rachel Slade, National Australia Bank