(Jefferson County) A car accident on Highway 61 in Jefferson County Monday afternoon sent two men to the hospital. According to highway patrol the accident occurred near Manderly Court when 51-year-old Robert Koester of Festus, traveling southbound, crossed in front of a northbound 2005 Ford F-150 driven by 65-year-old Darrell Boyer of Park Hills and the two cars collided. Koester’s 1994 Ford F-150 was pushed back and struck the front of a 2016 Honda Civic driven by a 17-year-old juvenile. Koester was taken to Mercy Hospital South with serious injuries while Boyer was taken to Mercy Hospital Jefferson with moderate injuries. The 17-year-old was not injured.