First Thing: Meta’s treatment of children on social media in spotlight as landmark trial set to begin

Several US states have accused Instagram and Facebook’s parent company of deliberately causing young people harm with its products. Plus: the Italian nuns fighting to keep control of their spot in the sunDon’t already get First Thing in your inbox? Sign up hereGood morning. More than half of the states in the US have joined together in an unprecedented lawsuit against Meta that goes to trial on Tuesday, accusing the parent company of Instagram and Facebook of deliberately designing addictive products that lured in young people and caused them harm.The sweeping legal proceedings could have profound consequences for the company.