RACINE COUNTY, Wis. — A teenager bound for trial in the stabbing death of his mother is pleading not guilty by reason of insanity (NGI). Reed Gelinskey was 15 years old when his mother Suzanne Gelinskey was found dead from multiple stab wounds and blunt force trauma in their Franskville home last March. The teen told police that he had been taking his brother’s anxiety medication for about a month, and came home from school one day with an urge …