Former St. Joseph County prosecutor John McDonough was sentenced Thursday to one year of probation, along with other conditions.Appearing before Kalamazoo County District Court Judge Vincent Westra, McDonough, 41, learned his fate after pleading guilty to the charge of operating a motor vehicle while visibly impaired.In exchange for McDonough’s guilty plea, Westra agreed to drop two additional charges. As a term of his probation, McDonough was ordered to continue treatment for alcohol