A union has earned police are battling chronic frontline shortages and an inability to investigate some crimes because officers are guarding COVID-19 medi-hotels.A grieving Adelaide mother’s fight for justice over the death of her son has been backed by the High Court.Gambling addicts are being evicted from poker machine venues by facial-recognition technology that sets off an alarm when they enter the building.And in sport, Collingwood coach Nathan Buckley has conceded the struggling Magpies have hit the “reset” button after a disastrous start to the season, but says he is as energised as ever to lead the club into the future.For updates and breaking news throughout the day, take out a subscription atadvertiser.com.au