LAFAYETTE COUNTY, Mo. — A man arrested in Lexington in February of 2016 was sentenced Tuesday afternoon in a Lafayette County court room. Court records indicate that David Mortan, 46, of Grants Pass, Oregon pleaded guilty last December to one felony count of trafficking or attempting to traffic drugs in the first degree. He was sentenced to 13 years in the Department of Corrections with incarceration effective at the time of the sentencing.