Fallout from Israel-Hamas war: What's behind Houthi attacks in Red Sea?

In this edition, we look at the ripple effects of the war in Gaza. In the Red Sea, Houthi rebels from Yemen are stepping up their attacks on vessels in the vital shipping lane, saying they're doing so in protest at Israel's actions in Gaza, even though many of the ships in question are not Israeli-owned. Might that lead to a wider conflict? We speak to Abdul Ghani Al-iryani, senior researcher at the Sana'a Center for Strategic Studies.