In Sudan's conflict, WhatsApp voice notes have not only become vital for families to stay connected and coordinate safe evacuations but also to archive the war.
![Mobile phones critical to refugees [Getty]](/sites/default/files/styles/image_156x88/public/media/images/B7B8552D-746C-4327-860F-4195A1A7B047.jpg?h=d1cb525d&itok=gU4Kpbne "Mobile phones critical to refugees [Getty]")
