Israel is stepping up strikes on Gaza ahead of a possible ground invasion, but there’s a risk that could open up a second front with another militant group in Lebanon. What is Hezbollah and how could it escalate the war in the Middle East?For the premium Tortoise listening experience, curated by our journalists, download the free Tortoise audio app. For early and ad-free access, subscribe to Tortoise+ on Apple Podcasts. If you’d like to further support slow journalism and help us build a different kind of newsroom, do consider donating to Tortoise at tortoisemedia.com/support-us. Your contributions allow us to investigate, campaign and explore, and to build a newsroom that is responsible and sustainable. Hosted on Acast. See acast.com/privacy for more information.