A pedestrian was struck and killed while walking south of Sunrise at Swan Saturday morning according to Deputy Cody Gress with the Pima County Sheriff's Department.
The pedestrian, an adult male, was walking in an unsafe area on the road.
The driver, an adult female, stayed on scene. She has a medical background and rendered aid until paramedics arrived.
Impairment is not suspected to be a factor.
The intersection was closed for a few hours but is now open.