Single father Keith Walker talks about how the COVID-19 relief is helping his family. In an interview with ABC News, President Joe Biden also spoke about immigration and New York Gov. Andrew Cuomo. WATCH NIGHTLINE EPISODES: https://abc.go.com/shows/nightline ALSO AVAILABLE ON HULU: https://hulu.tv/2wSmSrZ #Nightline #PresidentBiden #KeithWalker #ReliefBill #Stimulus #Politics