A kindergarten student at Lakeview Elementary and his father were killed in a two-car collision just northwest of Solon Monday morning. According to reports from the Solon Community School District and the Iowa Highway Patrol, Greg Engrav of rural Solon and his son, Zach, were heading south on Ely Road near the intersection with 140th Street at approximately 8:02 a.m. when their vehicle crossed the center line and struck an oncoming sports utility vehicle head-on. Greg Engrav was pronounced dead at the scene. Zach was transported to the University of Iowa Hospitals & Clinics where he later died. The adult female driver of the oncoming car also was transported to the hospital for treatment. The accident remains under investigation.