Police in Ottumwa have charged one person in an attack last week that sent two people to the hospital with serious injuries. 44-year-old Lynn Nathaniel of Ottumwa is being held in the Wappello County jail on 52-thousand dollars bond, on charges of attempted murder and violation of a restraining order. Investigation into a stabbing on April 21 reveals that Nathaniel confronted two people on the city’s south side. 36-year-old Christi Barwick and Guadalupe Martinez of Ottumwa received life-threatening knife wounds. When officers went to Nathaniel’s house, he began stabbing himself in the chest. Barwick and Martinez continue to recover at University Hospitals in Iowa City, while Nathaniel was treated at Ottumwa Regional Health Center.