Iran says it's had no direct contact with the new Islamist leaders of Syria, its one-time close ally. The US, in contrast, sent its top regional diplomat, Assistant Secretary of State Barbara Leaf, to meet the de-facto leader in Damascus, Ahmed al-Sharaa; we hear how the meeting went.

Also in the programme: Nissan and Honda announce merger plans which would create the world's third-largest car-maker; and we hear from the Mexican women celebrated and damned for helping migrants trying to reach the United States.

(IMAGE: A delegation of US diplomats, including US Assistant Secretary of State for Near Eastern Affairs Barbara Leaf (C, in green), leaves a hotel in Damascus, Syria 20 December 2024 / CREDIT: Hasan Belal/EPA-EFE/REX/Shutterstock)