Janesville police make an arrest in a weekend hit and run case resulting in an injury. The 48-year-old victim was hit while crossing Mount Zion Avenue at Excalibur Drive about midnight Friday. Police say witnesses described a small white or silver four door car. Following up on a tip Sunday, police say they arrested 23-year-old Kelsey L. Williams of Janesville. Officer say she had a white Mercury Milan parked behind her residence, and was cooperative.
