Key events Show key events only Please turn on JavaScript to use this feature What we learned, Friday 19 December We’re going to wrap our day’s live news coverage there. Here are the main headlines from today: The prime minister, Anthony Albanese, announced a national buyback scheme for firearms. There are still 15 patients receiving hospital care in Sydney for injuries sustained in the terror attack on Sunday, according to NSW Health. Funerals for people killed in the attack on Sunday continued today, including for Boris and Sofia Gurman and Edith Brutman. Seven men detained in Sydney’s south-west last night...