Here is the latest Iowa news from The Associated Press at 4:00 a.m. CDT

COUNCIL BLUFFS, Iowa (AP) — A Pottawattamie County jury has found a man not guilty of the 2015 killing his 68-year-old mother in her rural south-central Iowa home. Des Moines station KCCI reports that 46-year-old Jason Carter was found not guilty on Thursday. He had been charged with first-degree murder in the shooting death of Shirley Carter, whose body was found in the kitchen of her Marion County home.

WASHINGTON (AP) — The National Weather Service says the flooding in Nebraska and Iowa is just a preview of widespread major flooding to hit much of the country this spring. More than 200 million Americans will be at risk for some kind of flooding _ with 13 million of them at risk of major flooding. The Mississippi, Missouri, Great Lakes, lower Ohio lower Cumberland and Tennessee rivers and their basins are at biggest risk.

OFFUTT AIR FORCE BASE, Neb. (AP) — The flooding in Nebraska provides a dramatic example of how climate change poses a national security threat, even as the Trump administration plays down the issue. High water didn’t damage the headquarters of the U.S. military’s Strategic Command, which plays a central role in detecting and striking at global threats, but muddy water was still lapping at almost 80 flooded buildings at Nebraska’s Offutt Air Force Base, some were inundated by up to 7 feet of water.