SIOUX FALLS, S.D. (KELO) — An Ellsworth Air Force base airman has pleaded not guilty ... Quinterius Charles Chappelle, 24, is charged with killing Sahela Toka Win Sangrait, 21.

A South Dakota airman accused of killing a Native American woman at Ellsworth Air Force Base has now been charged with first-degree murder and could face the death penalty if convicted.

The trial for a man facing nearly three dozen charges for a DUI crash last year that killed a Colorado U.S. Air Force member ...