Playwright Kenneth Lonergan on "The Waverly Gallery"
Serena Altschul interviews Oscar-winning writer-director Kenneth Lonergan ("Manchester by the Sea") about the hit revival of his play, "The Waverly Gallery," now on Broadway, starring Elaine May as a woman modeled on his own grandmother, who suffered dementia in her later years. Altschul also talks with Lonergan's childhood friend, actor Matthew Broderick, about their long association on stage and film.