Former union boss Michael Williamson charged

By Kate McClymont
Updated October 4 2012 - 12:09pm, first published 11:49am
Former HSU boss Michael Williamson arrives at Maroubra police station at 8am today.
Former HSU boss Michael Williamson arrives at Maroubra police station at 8am today.

The controversial former boss of the Health Services Union Michael Williamson has been charged with a total of 20 offences.