Welsh centre Jamie Roberts - facing Australia for the first time this summer due to injury - has scored the Lions' fourth try, taking a pass from replacement Conor Murray before galloping home.
Halfpenny makes it another seven points, and the Lions start to celebrate a series win.
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A warm and pleasant evening for many. Clear and cool overnight.
Continuing to be a fine and dry day across the country with lengthy sunny spells.
Leicester midfielder Andy King believes Wales can defy the odds at Euro 2016.