WATCH: Graduating high school senior draws portraits of classmates

Sofia Nielsen, a graduating senior at Notre Dame Academy in Staten Island, New York, spent two months sketching portraits of all 110 of her classmates.

​Sofia Nielsen, a graduating senior at Notre Dame Academy in Staten Island, New York, spent two months sketching portraits of all 110 of her classmates.   Sofia Nielsen, a graduating senior at Notre Dame Academy in Staten Island, New York, spent two months sketching portraits of all 110 of her classmates.