A longtime Mount Vernon criminal is facing serious charges after being charged in an 11-count indictment for allegedly attempting to stab a police officer who intervened when he was attempting to steal rims from a car dealership in Mount Kisco. On Thursday, acting Westchester County District Attorney James McCarty announced that Ronald Clare Greenland, 53, was arraigned in Westchester County Court on multiple charges for a November incident at the Arroway Chevrolet-Cadillac dealership on North Bedford Road.