John A. “Buzz” Chriest Jr., a retired American Telephone & Telegraph cable engineer and Boy Scout leader who was an expert on the 1814 Battle of North Point and founder of the annual Defenders’ Day Celebration, died April 1 of heart failure at the …John A. “Buzz” Chriest Jr., a retired American Telephone & Telegraph cable engineer and Boy Scout leader who was an expert on the 1814 Battle of North Point and founder of the annual Defenders’ Day Celebration, died April 1 of heart failure at the …