Morning Mail: what worries young people most, PM unveils AI plan, Spain into World Cup final

The brief

Morning everyone. Young Australians are even more worried about being able to afford a home than they are about state of the planet, according to a longitudinal survey which also reveals declining trust in institutions such as the church, the media and politicians. A CSIRO report says abandoning net zero emissions will not reduce power prices, Donald Trump has walked back a threat to collect a toll on shipping in the strait of Hormuz as US warships move to blockade Iran ports, and a T rex skeleton fetched $70m. Plus, it’s au revoir to France as Spain blasted past Les Bleus in the first World Cup semi-final. Australia Gun control…