<sod >Police later shot and wounded an alleged assailant before arresting him.< eod>< sod > Saudi security forces later shot and wounded an alleged assailant before arresting him, the official Saudi Press Agency quoted a Riyadh police spokesman as saying A brief statement, carried by state media, said: "The attack resulted in the killing of one person and wounding another and it turned out they were of American citizenship." The SPA reported that the American wounded in the attack was left with "moderate" injuries.< eod>