Robert Humphries, IIILEONARDTOWN, Md. – State’s Attorney Jaymi Sterling announced today that a St. Mary’s County jury found Robert Humphries, III, 29, of Waldorf, Maryland, guilty of felony robbery, felony third-degree burglary, second-degree assault, theft, and multiple counts of malicious destruction of property, stemming from a domestic violence incident. On August 9, 2024, deputies from the St. Mary’s…