The violence between Israel and Gaza is entering its third week. As the number of dead and wounded continues to rise, survivors of the October 7th attack by Hamas are still reeling from shock. And thousands of friends and family are left mourning loved ones and wondering how they'll pick up the pieces of their lives. The Natal helpline has existed for 25 years to help people experiencing PTSD from war. But for the last two weeks they have been in "emergency mode" and calls are surging. NPR's Ari Shapiro speaks with Emi Palmor, chair of Natal, the Israeli helpline.