Pope Leo has delivered his first homily as spiritual leader of the Roman Catholic Church. Also on the programme, Russia is holding a military parade to mark the 80th anniversary of the victory over Nazi Germany in the Second World War; and the first samples of rock drilled from the Moon in nearly 50 years have arrived in the UK.(Photo: Pope Leo XIV celebrates Mass with the Cardinal electors in the Sistine Chapel, Vatican City, Vatican City State Holy See - 09 May 2025 VATICAN MEDIA HANDOUT/EPA-EFE/Shutterstock )