Former Liberal MPs back rival candidates Roshena Campbell and Ranjana Srivastava in Aston preselection

Josh Frydenberg and Greg Hunt make endorsements for party's candidates in Victorian seat being vacated by Alan Tudge

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Former Morrison government ministers Josh Frydenberg and Greg Hunt are backing rival candidates in the Liberals preselection battle for the seat of Aston, after the retirement of Alan Tudge.

Roshena Campbell, a barrister and City of Melbourne councillor, and Ranjana Srivastava, an oncologist who is also a columnist for Guardian Australia, formally nominated for preselection on Thursday.

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