breaking news as we come on the air. the severe storm threat at this hour. tornado watches and warnings from louisiana to illinois. an ef-2 tornado damaging homes and an elementary school in arkansas. the system moving from the deep south to the northeast. millions bracing for twisters and damaging winds topping 80 miles per hour. ginger zee in the storm zone timing it out. 24 hours after russia said it was scaling back attacks in parts of ukraine, new explosions reported near kyiv. the pentagon saying it's seen less than 20% of russian troops moving away from around the capital. haunting new images showing the widespread devastation of mariupol, the city levelled. president biden speaking with ukraine's president zelenskyy for nearly an hour today.