Erin Patterson's conviction for the deaths by poisoning of her estranged husband's relatives has prompted fevered speculation across Australia about her motive.

The defence will call Erin Patterson,” Mandy told the court. Patterson, who was convicted on Monday of three counts of murder and one count of attempted murder, was the only witness for her defence in a 10-week trial that gripped Australia.

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Australia’s prospects of toppling the British and Irish Lions in their upcoming series have been hit by the loss of first-choice fly-half Noah Lolesio for all three Tests.

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Here are the key facts in the case. Erin Patterson, 50, was charged with the murders of her mother-in-law Gail Patterson, father-in-law Donald Patterson and Gail's sister, Heather Wilkinson, along with the attempted murder of Ian Wilkinson,