'Stranger Things' actress talks fourth season of hit show

Actress Sadie Sink of “Stranger Things” talks fourth season of the hit show after a three year wait. SUBSCRIBE to GMA3's YouTube page: https://bit.ly/3kNlst8 VISIT GMA's homepage: https://abc.com/shows/gma3-what-you-n... FOLLOW GMA3: Facebook:   / abcgma3   Twitter:   / abcgma3   Instagram:   / abcgma3   #GMA3 #StrangerThings #Actress #SadieSink