Facebook is under fire again after leaked documents showed its artificial intelligence systems designed to block hate speech and violence were ineffective.A woman broke down in tears over her portrayal as a “sugar baby” as she quizzed her ex-lover, who is suing her for calling him a “rampant sex scammer” online. It is the most common cause of injury among the elderly, but an extra serve of dairy each day can dramatically reduce the chance of having a fall in older adults. A Victorian has been crowned Miss Universe Australia for the third consecutive year after psychotherapy student Daria Varlamova won the title on Tuesday night. For updates and breaking news throughout the day take out a subscription at heraldsun.com.au.