Authorities have arrested the primary suspect in the robbery of the Le Hillier Quick Mart early Tuesday morning. The Blue Earth County Sheriff's Office reports 22-year old Clayton William Vaughn of Aurora, Illinois was taken into custody on Wednesday evening. A joint investigation led to the arrest of Vaughn in the Aurora area, he was also reportedly the driver of a Cadillac CTS that fled the scene of the convenience store robbery. 22-year old Clayton William Vaughn of Aurora, Illinois. During a pursuit of the Cadillac, the vehicle crashed north of Saint Clair near the intersection of County Road [...]