RIYADH: Tom Fletcher, the UN under-secretary-general for humanitarian affairs and emergency relief coordinator, paints a stark picture of the current humanitarian landscape, warning this year may surpass the previous as the deadliest for aid workers. Appearing on the Arab News current affairs program “Frankly Speaking,” Fletcher described the brutal conditions humanitarians face worldwide amid intensifying conflicts and crises — especially in Gaza, which has been under Israeli siege and bombardment for almost two years. “Last year was the deadliest year to be a humanitarian worker.