86-Year-Old Mary Peterson Killed in W Bypass Collision [Springfield, MO]. Woman Dies in Springfield Traffic Accident Springfield, MO (December 21, 2024) – Mary Peterson, 86, of Willard, was killed following a multi-vehicle crash on W Bypass Thursday morning. The deadly three-vehicle collision happened at 8:30 a.m. on Grant Street. Investigators said Peterson was traveling south on W Bypass when she drove to the turning lane […]