Liberal-National MP Garth Hamilton says he has ‘witnessed three interactions between cars and people at pre-poll, two accidental’

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A Liberal-National MP has called for a rethink of pre-poll voting at federal elections, including potentially shortening the amount of time booths are open, amid concerns of threats to voters and volunteers.

Security risks to politicians and their staff have been front and centre this week, as parliament returned after the alleged attack on Helen Haines, which left the independent MP in a serious but stable condition after both her legs were amputated.