Why Fatima Payman crossing the floor caused a debate in the Labor Party
Western Australian senator Fatima Payman has become the first Australian Labor Party member to vote against her party since 2005. So, what are the party's rules? And what happens to those who break them?
Moderated by Tomas Kauer 
Western Australian senator Fatima Payman has become the first Australian Labor Party member to vote against her party since 2005. So, what are the party's rules? And what happens to those who break them?
