Nuclear threat on the rise: Russia, US control 90% of nuclear weapons

This week on the Beyond the Byline podcast focuses on the growing danger posed by the proliferation of nuclear weapons. Iran has attracted particular attention as a recent UN investigation revealed that the country has high percentages of Uranium that could be used in the manufacture of nuclear weapons.Additionally, in late February, Russian President Vladimir Putin declared that his country would not hesitate to deploy nuclear weapons to gain an advantage in the ongoing conflict in Ukraine. With these developments, it is clear that the threat posed by nuclear arms remains both significant and ongoing.Which countries are racing to obtain more nuclear weapons, and what role might AI play in using nuclear weapons and the overall nuclear threat?