Emmy Rossum on her character's downfall in the fourth season of "Shameless"
10:57pm PDT - March 17th, 2021 shameless - CBS NewsEmmy Rossum plays Fiona Gallagher, the oldest daughter, on the hit Showtime series "Shameless." Rossum joins the "CBS This Morning" co-hosts to discuss her character's downward spiral, working with William H. Macy and the show's success.