Newly elected South Australian Liberal Leader Vincent Tarzia is spruiking his credentials as an underdog, after surviving a challenge from high-profile former senator Nick Xenophon at the 2018 state election.
The 37-year-old emphatically won a leadership ballot on Monday after former leader David Speirs stepped down on Thursday and he was quick to remind media of his surprise win over Mr Xenophon, who had quit the senate to try to return to state politics.
