- Former Costello adviser Michael O'Brien to lead Liberal Party in Victoria The Australian
- 'New day for the party': Vic Liberals pick Michael O'Brien as leader The Age
- Michael O'Brien elected Victorian Liberal leader, replacing Matthew Guy after state election loss ABC News
- Michael O’Brien elected Liberal leader, Cindy McLeish deputy in wake of state election drubbing Herald Sun
- O'Brien voted new Vic Liberal leader NEWS.com.au
- View full coverage on Google News