The Economist: The week ahead

Peace talks in Doha have a chance at progress even in Hamas’s absence. The outcome could determine the scope of Iran’s promised retaliations against Israel. New research suggests Mars may have an ocean’s worth of water deep in its crust (10:30). And Colombia’s bid to sate the global hunger for more sources of vanilla (18:14).Get a world of insights by subscribing to Economist Podcasts+. For more information about how to access Economist Podcasts+, please visit our FAQs page or watch our video explaining how to link your account.