US officials say Israel hit Iran with a missile overnight on Friday, in what appears to be a retaliatory strike after weeks of escalating tensions between the two countries. There are competing claims about the scale of the attack on the Isfahan region and the extent of any damage, with Iranian state media downplaying its significance. It comes after weeks of soaring tensions between the regional rivals, which have already seen an Israeli attack on an Iranian compound in Syria, and Iran launch an unprecedented assault against Israel.

Also in the programme: we speak to Newshour's James Coomarasamy in Uttar Pradesh as voting has ended in the first phase of India's general election and we hear why so many of China's cities are sinking.

(Photo: Anti-Israel billboards in Tehran following explosions around central city of Isfahan, Iran- 19 Apr 2024. Credit: Abedin Taherkenareh/EPA-EFE/REX/Shutterstock)