Actor, rapper and comedian Awkwafina, whose given name is Nora Lum, has been on quite a ride over the last year with big roles in the box office hits “Crazy Rich Asians” and “Ocean’s 8.” In this week’s “Sunday Sitdown,” Willie Geist talks to the rising star about that whirlwind year as well as her latest, more dramatic performance in the new film “The Farewell.”