Ms BURKE (Chisholm) (14:45): My question is to the Prime Minister. Why did the government overturn Work Choices? What risks are there of a return to Work Choices and why is it important to protect the rights of Australians at work? Mr Briggs interjecting— Mr Champion interjecting— The SPEAKER: The members for Mayo and Wakefield will leave the chamber for one hour under standing order 94(a). The members for Mayo and Wakefield then left the chamber.