Nick Xenophon has blamed political opponents for fresh doubts over his citizenship status, which could see him dealt out of Parliament, as the Turnbull government fights for its political life.
Noel Towell Gay marriage vote an "entirely inappropriate use" of money meant for emergencies, says former top public servant.
Garry Maddox In an electorate where One Nation support is strong, it is hard to find backers for Pauline Hanson's stunt.
Eryk Bagshaw, Adam Gartrell, Amy Remeikis Nationals senator Barry O'Sullivan has rejected suggestions he is in breach of the constitution after questions were raised over his eligibility to sit in the Senate - not because of his citizenship, but his business interests.
James Massola Is anyone checking the forms in National Party HQ? Does anyone do the due diligence? These are not unfair questions.
Amy Remeikis and Nicole Hasham One Nation leader Pauline Hanson has triggered a firestorm around religious freedoms after wearing a burqa into Parliament.
Amy Remeikis Key crossbencher was not aware he held possible British citizenship until a journalist contacted him "a few days ago".
Stephanie Peatling The Turnbull government is attempting to change the conversation by introducing changes to the Medicare levy and media reform.
Fergus Hunter Australia's domestic spy chief has reaffirmed the importance of the Muslim community in the fight against terrorism in the wake of One Nation leader Pauline Hanson's burqa Senate stunt.
Michael Koziol, Peter Martin, Michaela Whitbourn The ABS will spend $6 million on the survey before the High Court decides next month whether it is legally valid.