
On Tuesday Cheyenne Police arrested Willis Lambertson of Barrington, IL on charges of attempted second degree murder and aggravated assault.
Lambertson is accused of hitting a 26-year-old mother and her seven-month-old baby at a crosswalk in downtown Cheyenne.
Police say Lambertson fled the scene on January 8.
He was arrested at Cheyenne Regional Medical and is being held at the Laramie County Detention Center where he awaits a hearing.