Morning Mail: Inside Labor’s $2bn Pfas fight, why supermarkets want to scan faces, Trump threatens to bomb Oman

Want to get this in your inbox every weekday? Sign up for the Morning Mail here, and finish your day with our Afternoon Update newsletter Morning everyone. A massive Australian government lawsuit against 3M claims the American industrial conglomerate knew about the dangers of hazardous “forever chemicals” in its products 50 years ago, our exclusive lead story reveals. There is alarm about the potential use by Coles and Woolworths of facial recognition technology in stores, and we identify the species most at risk from bird flu. Overseas, heatwaves and drought threaten to devastate Europe’s harvest, and Donald Trump has threatened to “bomb the shit” out of Oman if it impedes his plans for the Middle East. ‘Widow’ warning | Angus Taylor says the Coalition will only support the Albanese government’s proposed overhaul of the NDIS if it first removes the so-called “widow tax” from its changes to taxing investment properties. Exclusive | Manufacturing conglomerate 3M knew more than 50 years ago that its firefighting products – including components in Pfas “forever chemicals” – could be hazardous to the health of humans and animals and damage the environment, t